Home / 4,207,778.76-5,804,042.04-2,918,148.60

Finding the Fourth Proportional to 4,207,778.76, 5,804,042.04 and 2,918,148.60

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Solution

The fourth proportional to 4,207,778.76, 5,804,042.04 and 2,918,148.60 is: 4,025,177.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207,778.76 : 5,804,042.04 = 2,918,148.60 : x
  2. Step 2: Convert to fraction form
    4,207,778.76/5,804,042.04 = 2,918,148.60/x
  3. Step 3: Cross multiply
    4,207,778.76x = 5,804,042.04 × 2,918,148.60
  4. Step 4: Simplify right side
    4,207,778.76x = 16,937,057,153,367.14
  5. Step 5: Solve for x
    x = 16,937,057,153,367.14/4,207,778.76
  6. Step 6: Final answer
    x = 4,025,177.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.