Home / 2,380,388.16-3,287,177.61-1,657,213.29

Finding the Fourth Proportional to 2,380,388.16, 3,287,177.61 and 1,657,213.29

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Solution

The fourth proportional to 2,380,388.16, 3,287,177.61 and 1,657,213.29 is: 2,288,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,388.16 : 3,287,177.61 = 1,657,213.29 : x
  2. Step 2: Convert to fraction form
    2,380,388.16/3,287,177.61 = 1,657,213.29/x
  3. Step 3: Cross multiply
    2,380,388.16x = 3,287,177.61 × 1,657,213.29
  4. Step 4: Simplify right side
    2,380,388.16x = 5,447,554,421,882.44
  5. Step 5: Solve for x
    x = 5,447,554,421,882.44/2,380,388.16
  6. Step 6: Final answer
    x = 2,288,515.17

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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.