Home / 1,981,342.53-2,972,437.20-615,086.06

Finding the Fourth Proportional to 1,981,342.53, 2,972,437.20 and 615,086.06

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Solution

The fourth proportional to 1,981,342.53, 2,972,437.20 and 615,086.06 is: 922,760.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,342.53 : 2,972,437.20 = 615,086.06 : x
  2. Step 2: Convert to fraction form
    1,981,342.53/2,972,437.20 = 615,086.06/x
  3. Step 3: Cross multiply
    1,981,342.53x = 2,972,437.20 × 615,086.06
  4. Step 4: Simplify right side
    1,981,342.53x = 1,828,304,671,083.25
  5. Step 5: Solve for x
    x = 1,828,304,671,083.25/1,981,342.53
  6. Step 6: Final answer
    x = 922,760.52

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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.