Home / 2,930,576.60-4,395,646.20-1,224,279.20

Finding the Fourth Proportional to 2,930,576.60, 4,395,646.20 and 1,224,279.20

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Solution

The fourth proportional to 2,930,576.60, 4,395,646.20 and 1,224,279.20 is: 1,836,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,576.60 : 4,395,646.20 = 1,224,279.20 : x
  2. Step 2: Convert to fraction form
    2,930,576.60/4,395,646.20 = 1,224,279.20/x
  3. Step 3: Cross multiply
    2,930,576.60x = 4,395,646.20 × 1,224,279.20
  4. Step 4: Simplify right side
    2,930,576.60x = 5,381,498,213,219.04
  5. Step 5: Solve for x
    x = 5,381,498,213,219.04/2,930,576.60
  6. Step 6: Final answer
    x = 1,836,327.44

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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.