Home / 1,538,952.84-2,308,545.29-459,380.13

Finding the Fourth Proportional to 1,538,952.84, 2,308,545.29 and 459,380.13

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Solution

The fourth proportional to 1,538,952.84, 2,308,545.29 and 459,380.13 is: 689,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,952.84 : 2,308,545.29 = 459,380.13 : x
  2. Step 2: Convert to fraction form
    1,538,952.84/2,308,545.29 = 459,380.13/x
  3. Step 3: Cross multiply
    1,538,952.84x = 2,308,545.29 × 459,380.13
  4. Step 4: Simplify right side
    1,538,952.84x = 1,060,499,840,908.06
  5. Step 5: Solve for x
    x = 1,060,499,840,908.06/1,538,952.84
  6. Step 6: Final answer
    x = 689,104.83

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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.