Home / 1,614,287.18-2,227,731.38-889,137.56

Finding the Fourth Proportional to 1,614,287.18, 2,227,731.38 and 889,137.56

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Solution

The fourth proportional to 1,614,287.18, 2,227,731.38 and 889,137.56 is: 1,227,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,287.18 : 2,227,731.38 = 889,137.56 : x
  2. Step 2: Convert to fraction form
    1,614,287.18/2,227,731.38 = 889,137.56/x
  3. Step 3: Cross multiply
    1,614,287.18x = 2,227,731.38 × 889,137.56
  4. Step 4: Simplify right side
    1,614,287.18x = 1,980,759,627,964.29
  5. Step 5: Solve for x
    x = 1,980,759,627,964.29/1,614,287.18
  6. Step 6: Final answer
    x = 1,227,018.13

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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.