Home / 1,412,546.62-1,949,623.90-929,159.46

Finding the Fourth Proportional to 1,412,546.62, 1,949,623.90 and 929,159.46

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Solution

The fourth proportional to 1,412,546.62, 1,949,623.90 and 929,159.46 is: 1,282,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,546.62 : 1,949,623.90 = 929,159.46 : x
  2. Step 2: Convert to fraction form
    1,412,546.62/1,949,623.90 = 929,159.46/x
  3. Step 3: Cross multiply
    1,412,546.62x = 1,949,623.90 × 929,159.46
  4. Step 4: Simplify right side
    1,412,546.62x = 1,811,511,490,127.09
  5. Step 5: Solve for x
    x = 1,811,511,490,127.09/1,412,546.62
  6. Step 6: Final answer
    x = 1,282,443.68

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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.