Home / 1,544,363.20-2,316,982.20-479,512.90

Finding the Fourth Proportional to 1,544,363.20, 2,316,982.20 and 479,512.90

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Solution

The fourth proportional to 1,544,363.20, 2,316,982.20 and 479,512.90 is: 719,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,363.20 : 2,316,982.20 = 479,512.90 : x
  2. Step 2: Convert to fraction form
    1,544,363.20/2,316,982.20 = 479,512.90/x
  3. Step 3: Cross multiply
    1,544,363.20x = 2,316,982.20 × 479,512.90
  4. Step 4: Simplify right side
    1,544,363.20x = 1,111,022,853,970.38
  5. Step 5: Solve for x
    x = 1,111,022,853,970.38/1,544,363.20
  6. Step 6: Final answer
    x = 719,405.16

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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.