Home / 1,016,934.60-1,526,006.70-385,912.20

Finding the Fourth Proportional to 1,016,934.60, 1,526,006.70 and 385,912.20

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Solution

The fourth proportional to 1,016,934.60, 1,526,006.70 and 385,912.20 is: 579,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,934.60 : 1,526,006.70 = 385,912.20 : x
  2. Step 2: Convert to fraction form
    1,016,934.60/1,526,006.70 = 385,912.20/x
  3. Step 3: Cross multiply
    1,016,934.60x = 1,526,006.70 × 385,912.20
  4. Step 4: Simplify right side
    1,016,934.60x = 588,904,602,811.74
  5. Step 5: Solve for x
    x = 588,904,602,811.74/1,016,934.60
  6. Step 6: Final answer
    x = 579,097.81

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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.