Home / 2,902,047.28-4,352,996.40-772,149.40

Finding the Fourth Proportional to 2,902,047.28, 4,352,996.40 and 772,149.40

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Solution

The fourth proportional to 2,902,047.28, 4,352,996.40 and 772,149.40 is: 1,158,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,047.28 : 4,352,996.40 = 772,149.40 : x
  2. Step 2: Convert to fraction form
    2,902,047.28/4,352,996.40 = 772,149.40/x
  3. Step 3: Cross multiply
    2,902,047.28x = 4,352,996.40 × 772,149.40
  4. Step 4: Simplify right side
    2,902,047.28x = 3,361,163,558,462.16
  5. Step 5: Solve for x
    x = 3,361,163,558,462.16/2,902,047.28
  6. Step 6: Final answer
    x = 1,158,204.27

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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.