Home / 1,581,112.71-2,371,660.55-383,034.42

Finding the Fourth Proportional to 1,581,112.71, 2,371,660.55 and 383,034.42

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Solution

The fourth proportional to 1,581,112.71, 2,371,660.55 and 383,034.42 is: 574,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,112.71 : 2,371,660.55 = 383,034.42 : x
  2. Step 2: Convert to fraction form
    1,581,112.71/2,371,660.55 = 383,034.42/x
  3. Step 3: Cross multiply
    1,581,112.71x = 2,371,660.55 × 383,034.42
  4. Step 4: Simplify right side
    1,581,112.71x = 908,427,622,727.34
  5. Step 5: Solve for x
    x = 908,427,622,727.34/1,581,112.71
  6. Step 6: Final answer
    x = 574,549.57

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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.