Home / 1,146,276.40-1,721,164.20-880,337.20

Finding the Fourth Proportional to 1,146,276.40, 1,721,164.20 and 880,337.20

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Solution

The fourth proportional to 1,146,276.40, 1,721,164.20 and 880,337.20 is: 1,321,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,276.40 : 1,721,164.20 = 880,337.20 : x
  2. Step 2: Convert to fraction form
    1,146,276.40/1,721,164.20 = 880,337.20/x
  3. Step 3: Cross multiply
    1,146,276.40x = 1,721,164.20 × 880,337.20
  4. Step 4: Simplify right side
    1,146,276.40x = 1,515,204,872,568.24
  5. Step 5: Solve for x
    x = 1,515,204,872,568.24/1,146,276.40
  6. Step 6: Final answer
    x = 1,321,849.49

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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.