Home / 1,006,990.20-1,389,532.52-593,499.96

Finding the Fourth Proportional to 1,006,990.20, 1,389,532.52 and 593,499.96

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Solution

The fourth proportional to 1,006,990.20, 1,389,532.52 and 593,499.96 is: 818,962.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,990.20 : 1,389,532.52 = 593,499.96 : x
  2. Step 2: Convert to fraction form
    1,006,990.20/1,389,532.52 = 593,499.96/x
  3. Step 3: Cross multiply
    1,006,990.20x = 1,389,532.52 × 593,499.96
  4. Step 4: Simplify right side
    1,006,990.20x = 824,687,495,038.70
  5. Step 5: Solve for x
    x = 824,687,495,038.70/1,006,990.20
  6. Step 6: Final answer
    x = 818,962.78

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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.