Home / 3,418,004.60-5,127,006.90-2,862,279.80

Finding the Fourth Proportional to 3,418,004.60, 5,127,006.90 and 2,862,279.80

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Solution

The fourth proportional to 3,418,004.60, 5,127,006.90 and 2,862,279.80 is: 4,293,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,004.60 : 5,127,006.90 = 2,862,279.80 : x
  2. Step 2: Convert to fraction form
    3,418,004.60/5,127,006.90 = 2,862,279.80/x
  3. Step 3: Cross multiply
    3,418,004.60x = 5,127,006.90 × 2,862,279.80
  4. Step 4: Simplify right side
    3,418,004.60x = 14,674,928,284,330.62
  5. Step 5: Solve for x
    x = 14,674,928,284,330.62/3,418,004.60
  6. Step 6: Final answer
    x = 4,293,419.70

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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.