Home / 3,360,106.20-5,040,159.30-1,230,259.80

Finding the Fourth Proportional to 3,360,106.20, 5,040,159.30 and 1,230,259.80

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Solution

The fourth proportional to 3,360,106.20, 5,040,159.30 and 1,230,259.80 is: 1,845,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,106.20 : 5,040,159.30 = 1,230,259.80 : x
  2. Step 2: Convert to fraction form
    3,360,106.20/5,040,159.30 = 1,230,259.80/x
  3. Step 3: Cross multiply
    3,360,106.20x = 5,040,159.30 × 1,230,259.80
  4. Step 4: Simplify right side
    3,360,106.20x = 6,200,705,372,386.14
  5. Step 5: Solve for x
    x = 6,200,705,372,386.14/3,360,106.20
  6. Step 6: Final answer
    x = 1,845,389.70

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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.