Home / 3,516,869.48-5,274,566.10-991,934.24

Finding the Fourth Proportional to 3,516,869.48, 5,274,566.10 and 991,934.24

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Solution

The fourth proportional to 3,516,869.48, 5,274,566.10 and 991,934.24 is: 1,487,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,869.48 : 5,274,566.10 = 991,934.24 : x
  2. Step 2: Convert to fraction form
    3,516,869.48/5,274,566.10 = 991,934.24/x
  3. Step 3: Cross multiply
    3,516,869.48x = 5,274,566.10 × 991,934.24
  4. Step 4: Simplify right side
    3,516,869.48x = 5,232,022,689,360.43
  5. Step 5: Solve for x
    x = 5,232,022,689,360.43/3,516,869.48
  6. Step 6: Final answer
    x = 1,487,693.17

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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.