Home / 914,659.44-1,371,989.16-381,890.40

Finding the Fourth Proportional to 914,659.44, 1,371,989.16 and 381,890.40

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Solution

The fourth proportional to 914,659.44, 1,371,989.16 and 381,890.40 is: 572,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,659.44 : 1,371,989.16 = 381,890.40 : x
  2. Step 2: Convert to fraction form
    914,659.44/1,371,989.16 = 381,890.40/x
  3. Step 3: Cross multiply
    914,659.44x = 1,371,989.16 × 381,890.40
  4. Step 4: Simplify right side
    914,659.44x = 523,949,489,108.06
  5. Step 5: Solve for x
    x = 523,949,489,108.06/914,659.44
  6. Step 6: Final answer
    x = 572,835.60

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Similar ratio
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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.