Home / 1,649,084.70-2,473,627.05-1,275,375.90

Finding the Fourth Proportional to 1,649,084.70, 2,473,627.05 and 1,275,375.90

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Solution

The fourth proportional to 1,649,084.70, 2,473,627.05 and 1,275,375.90 is: 1,913,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,084.70 : 2,473,627.05 = 1,275,375.90 : x
  2. Step 2: Convert to fraction form
    1,649,084.70/2,473,627.05 = 1,275,375.90/x
  3. Step 3: Cross multiply
    1,649,084.70x = 2,473,627.05 × 1,275,375.90
  4. Step 4: Simplify right side
    1,649,084.70x = 3,154,804,325,158.10
  5. Step 5: Solve for x
    x = 3,154,804,325,158.10/1,649,084.70
  6. Step 6: Final answer
    x = 1,913,063.85

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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.