Home / 2,445,875.20-3,669,331.20-739,878.40

Finding the Fourth Proportional to 2,445,875.20, 3,669,331.20 and 739,878.40

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Solution

The fourth proportional to 2,445,875.20, 3,669,331.20 and 739,878.40 is: 1,109,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,875.20 : 3,669,331.20 = 739,878.40 : x
  2. Step 2: Convert to fraction form
    2,445,875.20/3,669,331.20 = 739,878.40/x
  3. Step 3: Cross multiply
    2,445,875.20x = 3,669,331.20 × 739,878.40
  4. Step 4: Simplify right side
    2,445,875.20x = 2,714,858,897,326.08
  5. Step 5: Solve for x
    x = 2,714,858,897,326.08/2,445,875.20
  6. Step 6: Final answer
    x = 1,109,974.42

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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.