Home / 5,168,398.33-7,752,811.25-1,525,128.24

Finding the Fourth Proportional to 5,168,398.33, 7,752,811.25 and 1,525,128.24

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Solution

The fourth proportional to 5,168,398.33, 7,752,811.25 and 1,525,128.24 is: 2,287,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,398.33 : 7,752,811.25 = 1,525,128.24 : x
  2. Step 2: Convert to fraction form
    5,168,398.33/7,752,811.25 = 1,525,128.24/x
  3. Step 3: Cross multiply
    5,168,398.33x = 7,752,811.25 × 1,525,128.24
  4. Step 4: Simplify right side
    5,168,398.33x = 11,824,031,376,764.70
  5. Step 5: Solve for x
    x = 11,824,031,376,764.70/5,168,398.33
  6. Step 6: Final answer
    x = 2,287,755.44

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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.