Home / 1,807,691.72-2,711,525.76-459,842.84

Finding the Fourth Proportional to 1,807,691.72, 2,711,525.76 and 459,842.84

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Solution

The fourth proportional to 1,807,691.72, 2,711,525.76 and 459,842.84 is: 689,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,691.72 : 2,711,525.76 = 459,842.84 : x
  2. Step 2: Convert to fraction form
    1,807,691.72/2,711,525.76 = 459,842.84/x
  3. Step 3: Cross multiply
    1,807,691.72x = 2,711,525.76 × 459,842.84
  4. Step 4: Simplify right side
    1,807,691.72x = 1,246,875,706,211.56
  5. Step 5: Solve for x
    x = 1,246,875,706,211.56/1,807,691.72
  6. Step 6: Final answer
    x = 689,761.25

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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.