Home / 1,414,432.80-2,118,538.80-1,227,808.80

Finding the Fourth Proportional to 1,414,432.80, 2,118,538.80 and 1,227,808.80

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Solution

The fourth proportional to 1,414,432.80, 2,118,538.80 and 1,227,808.80 is: 1,839,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,432.80 : 2,118,538.80 = 1,227,808.80 : x
  2. Step 2: Convert to fraction form
    1,414,432.80/2,118,538.80 = 1,227,808.80/x
  3. Step 3: Cross multiply
    1,414,432.80x = 2,118,538.80 × 1,227,808.80
  4. Step 4: Simplify right side
    1,414,432.80x = 2,601,160,581,781.44
  5. Step 5: Solve for x
    x = 2,601,160,581,781.44/1,414,432.80
  6. Step 6: Final answer
    x = 1,839,013.19

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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.