Home / 3,360,109.70-5,040,164.55-1,229,485.70

Finding the Fourth Proportional to 3,360,109.70, 5,040,164.55 and 1,229,485.70

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Solution

The fourth proportional to 3,360,109.70, 5,040,164.55 and 1,229,485.70 is: 1,844,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,109.70 : 5,040,164.55 = 1,229,485.70 : x
  2. Step 2: Convert to fraction form
    3,360,109.70/5,040,164.55 = 1,229,485.70/x
  3. Step 3: Cross multiply
    3,360,109.70x = 5,040,164.55 × 1,229,485.70
  4. Step 4: Simplify right side
    3,360,109.70x = 6,196,810,239,871.94
  5. Step 5: Solve for x
    x = 6,196,810,239,871.94/3,360,109.70
  6. Step 6: Final answer
    x = 1,844,228.55

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Double scale
Find fourth proportional to 3,360,110.70, 5,040,166.05 and 1,229,486.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.