Home / 1,652,612.40-2,478,721.80-454,656.48

Finding the Fourth Proportional to 1,652,612.40, 2,478,721.80 and 454,656.48

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Solution

The fourth proportional to 1,652,612.40, 2,478,721.80 and 454,656.48 is: 681,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,612.40 : 2,478,721.80 = 454,656.48 : x
  2. Step 2: Convert to fraction form
    1,652,612.40/2,478,721.80 = 454,656.48/x
  3. Step 3: Cross multiply
    1,652,612.40x = 2,478,721.80 × 454,656.48
  4. Step 4: Simplify right side
    1,652,612.40x = 1,126,966,928,487.26
  5. Step 5: Solve for x
    x = 1,126,966,928,487.26/1,652,612.40
  6. Step 6: Final answer
    x = 681,930.58

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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.