Home / 1,339,294.48-2,008,958.20-392,683.92

Finding the Fourth Proportional to 1,339,294.48, 2,008,958.20 and 392,683.92

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Solution

The fourth proportional to 1,339,294.48, 2,008,958.20 and 392,683.92 is: 589,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,294.48 : 2,008,958.20 = 392,683.92 : x
  2. Step 2: Convert to fraction form
    1,339,294.48/2,008,958.20 = 392,683.92/x
  3. Step 3: Cross multiply
    1,339,294.48x = 2,008,958.20 × 392,683.92
  4. Step 4: Simplify right side
    1,339,294.48x = 788,885,581,092.14
  5. Step 5: Solve for x
    x = 788,885,581,092.14/1,339,294.48
  6. Step 6: Final answer
    x = 589,030.71

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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.