Home / 1,337,739.20-2,007,264.72-627,824.96

Finding the Fourth Proportional to 1,337,739.20, 2,007,264.72 and 627,824.96

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Solution

The fourth proportional to 1,337,739.20, 2,007,264.72 and 627,824.96 is: 942,045.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,739.20 : 2,007,264.72 = 627,824.96 : x
  2. Step 2: Convert to fraction form
    1,337,739.20/2,007,264.72 = 627,824.96/x
  3. Step 3: Cross multiply
    1,337,739.20x = 2,007,264.72 × 627,824.96
  4. Step 4: Simplify right side
    1,337,739.20x = 1,260,210,892,543.41
  5. Step 5: Solve for x
    x = 1,260,210,892,543.41/1,337,739.20
  6. Step 6: Final answer
    x = 942,045.28

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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.