Home / 1,337,695.40-2,006,543.12-627,795.20

Finding the Fourth Proportional to 1,337,695.40, 2,006,543.12 and 627,795.20

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Solution

The fourth proportional to 1,337,695.40, 2,006,543.12 and 627,795.20 is: 941,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,695.40 : 2,006,543.12 = 627,795.20 : x
  2. Step 2: Convert to fraction form
    1,337,695.40/2,006,543.12 = 627,795.20/x
  3. Step 3: Cross multiply
    1,337,695.40x = 2,006,543.12 × 627,795.20
  4. Step 4: Simplify right side
    1,337,695.40x = 1,259,698,139,329.02
  5. Step 5: Solve for x
    x = 1,259,698,139,329.02/1,337,695.40
  6. Step 6: Final answer
    x = 941,692.81

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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.