Home / 1,542,902.40-2,314,353.60-545,630.40

Finding the Fourth Proportional to 1,542,902.40, 2,314,353.60 and 545,630.40

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Solution

The fourth proportional to 1,542,902.40, 2,314,353.60 and 545,630.40 is: 818,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,902.40 : 2,314,353.60 = 545,630.40 : x
  2. Step 2: Convert to fraction form
    1,542,902.40/2,314,353.60 = 545,630.40/x
  3. Step 3: Cross multiply
    1,542,902.40x = 2,314,353.60 × 545,630.40
  4. Step 4: Simplify right side
    1,542,902.40x = 1,262,781,680,509.44
  5. Step 5: Solve for x
    x = 1,262,781,680,509.44/1,542,902.40
  6. Step 6: Final answer
    x = 818,445.60

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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.