Home / 1,454,581.43-2,182,215.60-457,309.43

Finding the Fourth Proportional to 1,454,581.43, 2,182,215.60 and 457,309.43

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Solution

The fourth proportional to 1,454,581.43, 2,182,215.60 and 457,309.43 is: 686,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,581.43 : 2,182,215.60 = 457,309.43 : x
  2. Step 2: Convert to fraction form
    1,454,581.43/2,182,215.60 = 457,309.43/x
  3. Step 3: Cross multiply
    1,454,581.43x = 2,182,215.60 × 457,309.43
  4. Step 4: Simplify right side
    1,454,581.43x = 997,947,772,173.11
  5. Step 5: Solve for x
    x = 997,947,772,173.11/1,454,581.43
  6. Step 6: Final answer
    x = 686,072.12

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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.