Home / 1,242,904.20-1,863,044.10-484,452.60

Finding the Fourth Proportional to 1,242,904.20, 1,863,044.10 and 484,452.60

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Solution

The fourth proportional to 1,242,904.20, 1,863,044.10 and 484,452.60 is: 726,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,904.20 : 1,863,044.10 = 484,452.60 : x
  2. Step 2: Convert to fraction form
    1,242,904.20/1,863,044.10 = 484,452.60/x
  3. Step 3: Cross multiply
    1,242,904.20x = 1,863,044.10 × 484,452.60
  4. Step 4: Simplify right side
    1,242,904.20x = 902,556,558,159.66
  5. Step 5: Solve for x
    x = 902,556,558,159.66/1,242,904.20
  6. Step 6: Final answer
    x = 726,167.44

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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.