Home / 862,557.80-1,293,836.70-844,125.80

Finding the Fourth Proportional to 862,557.80, 1,293,836.70 and 844,125.80

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Solution

The fourth proportional to 862,557.80, 1,293,836.70 and 844,125.80 is: 1,266,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,557.80 : 1,293,836.70 = 844,125.80 : x
  2. Step 2: Convert to fraction form
    862,557.80/1,293,836.70 = 844,125.80/x
  3. Step 3: Cross multiply
    862,557.80x = 1,293,836.70 × 844,125.80
  4. Step 4: Simplify right side
    862,557.80x = 1,092,160,939,456.86
  5. Step 5: Solve for x
    x = 1,092,160,939,456.86/862,557.80
  6. Step 6: Final answer
    x = 1,266,188.70

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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.