Home / 1,360,353.30-2,041,842.15-687,194.70

Finding the Fourth Proportional to 1,360,353.30, 2,041,842.15 and 687,194.70

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Solution

The fourth proportional to 1,360,353.30, 2,041,842.15 and 687,194.70 is: 1,031,454.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,353.30 : 2,041,842.15 = 687,194.70 : x
  2. Step 2: Convert to fraction form
    1,360,353.30/2,041,842.15 = 687,194.70/x
  3. Step 3: Cross multiply
    1,360,353.30x = 2,041,842.15 × 687,194.70
  4. Step 4: Simplify right side
    1,360,353.30x = 1,403,143,103,716.60
  5. Step 5: Solve for x
    x = 1,403,143,103,716.60/1,360,353.30
  6. Step 6: Final answer
    x = 1,031,454.92

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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.