Home / 3,478,165.60-5,217,248.40-953,816.80

Finding the Fourth Proportional to 3,478,165.60, 5,217,248.40 and 953,816.80

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Solution

The fourth proportional to 3,478,165.60, 5,217,248.40 and 953,816.80 is: 1,430,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,165.60 : 5,217,248.40 = 953,816.80 : x
  2. Step 2: Convert to fraction form
    3,478,165.60/5,217,248.40 = 953,816.80/x
  3. Step 3: Cross multiply
    3,478,165.60x = 5,217,248.40 × 953,816.80
  4. Step 4: Simplify right side
    3,478,165.60x = 4,976,299,173,693.12
  5. Step 5: Solve for x
    x = 4,976,299,173,693.12/3,478,165.60
  6. Step 6: Final answer
    x = 1,430,725.20

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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.