Home / 2,565,046.20-3,847,569.30-989,110.20

Finding the Fourth Proportional to 2,565,046.20, 3,847,569.30 and 989,110.20

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Solution

The fourth proportional to 2,565,046.20, 3,847,569.30 and 989,110.20 is: 1,483,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,046.20 : 3,847,569.30 = 989,110.20 : x
  2. Step 2: Convert to fraction form
    2,565,046.20/3,847,569.30 = 989,110.20/x
  3. Step 3: Cross multiply
    2,565,046.20x = 3,847,569.30 × 989,110.20
  4. Step 4: Simplify right side
    2,565,046.20x = 3,805,670,039,836.86
  5. Step 5: Solve for x
    x = 3,805,670,039,836.86/2,565,046.20
  6. Step 6: Final answer
    x = 1,483,665.30

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Double scale
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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.