Home / 1,167,793.60-1,749,616.80-724,043.20

Finding the Fourth Proportional to 1,167,793.60, 1,749,616.80 and 724,043.20

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Solution

The fourth proportional to 1,167,793.60, 1,749,616.80 and 724,043.20 is: 1,084,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,793.60 : 1,749,616.80 = 724,043.20 : x
  2. Step 2: Convert to fraction form
    1,167,793.60/1,749,616.80 = 724,043.20/x
  3. Step 3: Cross multiply
    1,167,793.60x = 1,749,616.80 × 724,043.20
  4. Step 4: Simplify right side
    1,167,793.60x = 1,266,798,146,645.76
  5. Step 5: Solve for x
    x = 1,266,798,146,645.76/1,167,793.60
  6. Step 6: Final answer
    x = 1,084,779.15

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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.