Home / 1,028,278.60-1,542,417.90-607,337.80

Finding the Fourth Proportional to 1,028,278.60, 1,542,417.90 and 607,337.80

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Solution

The fourth proportional to 1,028,278.60, 1,542,417.90 and 607,337.80 is: 911,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,278.60 : 1,542,417.90 = 607,337.80 : x
  2. Step 2: Convert to fraction form
    1,028,278.60/1,542,417.90 = 607,337.80/x
  3. Step 3: Cross multiply
    1,028,278.60x = 1,542,417.90 × 607,337.80
  4. Step 4: Simplify right side
    1,028,278.60x = 936,768,694,066.62
  5. Step 5: Solve for x
    x = 936,768,694,066.62/1,028,278.60
  6. Step 6: Final answer
    x = 911,006.70

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Similar ratio
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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.