Home / 2,967,978.60-4,446,719.10-2,516,581.80

Finding the Fourth Proportional to 2,967,978.60, 4,446,719.10 and 2,516,581.80

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Solution

The fourth proportional to 2,967,978.60, 4,446,719.10 and 2,516,581.80 is: 3,770,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,978.60 : 4,446,719.10 = 2,516,581.80 : x
  2. Step 2: Convert to fraction form
    2,967,978.60/4,446,719.10 = 2,516,581.80/x
  3. Step 3: Cross multiply
    2,967,978.60x = 4,446,719.10 × 2,516,581.80
  4. Step 4: Simplify right side
    2,967,978.60x = 11,190,532,356,772.38
  5. Step 5: Solve for x
    x = 11,190,532,356,772.38/2,967,978.60
  6. Step 6: Final answer
    x = 3,770,422.18

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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.