Home / 1,006,996.20-1,389,540.78-593,505.96

Finding the Fourth Proportional to 1,006,996.20, 1,389,540.78 and 593,505.96

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Solution

The fourth proportional to 1,006,996.20, 1,389,540.78 and 593,505.96 is: 818,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,996.20 : 1,389,540.78 = 593,505.96 : x
  2. Step 2: Convert to fraction form
    1,006,996.20/1,389,540.78 = 593,505.96/x
  3. Step 3: Cross multiply
    1,006,996.20x = 1,389,540.78 × 593,505.96
  4. Step 4: Simplify right side
    1,006,996.20x = 824,700,734,593.05
  5. Step 5: Solve for x
    x = 824,700,734,593.05/1,006,996.20
  6. Step 6: Final answer
    x = 818,971.05

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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.