Home / 927,891.28-1,390,841.83-607,922.25

Finding the Fourth Proportional to 927,891.28, 1,390,841.83 and 607,922.25

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Solution

The fourth proportional to 927,891.28, 1,390,841.83 and 607,922.25 is: 911,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,891.28 : 1,390,841.83 = 607,922.25 : x
  2. Step 2: Convert to fraction form
    927,891.28/1,390,841.83 = 607,922.25/x
  3. Step 3: Cross multiply
    927,891.28x = 1,390,841.83 × 607,922.25
  4. Step 4: Simplify right side
    927,891.28x = 845,523,694,687.72
  5. Step 5: Solve for x
    x = 845,523,694,687.72/927,891.28
  6. Step 6: Final answer
    x = 911,231.43

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1.5x scale

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.