Home / 1,086,439.20-1,499,275.10-603,008.52

Finding the Fourth Proportional to 1,086,439.20, 1,499,275.10 and 603,008.52

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Solution

The fourth proportional to 1,086,439.20, 1,499,275.10 and 603,008.52 is: 832,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,439.20 : 1,499,275.10 = 603,008.52 : x
  2. Step 2: Convert to fraction form
    1,086,439.20/1,499,275.10 = 603,008.52/x
  3. Step 3: Cross multiply
    1,086,439.20x = 1,499,275.10 × 603,008.52
  4. Step 4: Simplify right side
    1,086,439.20x = 904,075,659,123.85
  5. Step 5: Solve for x
    x = 904,075,659,123.85/1,086,439.20
  6. Step 6: Final answer
    x = 832,145.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.