Home / 3,726,307.40-5,589,461.10-1,330,230.20

Finding the Fourth Proportional to 3,726,307.40, 5,589,461.10 and 1,330,230.20

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Solution

The fourth proportional to 3,726,307.40, 5,589,461.10 and 1,330,230.20 is: 1,995,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,307.40 : 5,589,461.10 = 1,330,230.20 : x
  2. Step 2: Convert to fraction form
    3,726,307.40/5,589,461.10 = 1,330,230.20/x
  3. Step 3: Cross multiply
    3,726,307.40x = 5,589,461.10 × 1,330,230.20
  4. Step 4: Simplify right side
    3,726,307.40x = 7,435,269,956,945.22
  5. Step 5: Solve for x
    x = 7,435,269,956,945.22/3,726,307.40
  6. Step 6: Final answer
    x = 1,995,345.30

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Double scale
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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.