Home / 2,807,139.60-4,204,488.60-2,174,000.40

Finding the Fourth Proportional to 2,807,139.60, 4,204,488.60 and 2,174,000.40

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Solution

The fourth proportional to 2,807,139.60, 4,204,488.60 and 2,174,000.40 is: 3,256,182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,139.60 : 4,204,488.60 = 2,174,000.40 : x
  2. Step 2: Convert to fraction form
    2,807,139.60/4,204,488.60 = 2,174,000.40/x
  3. Step 3: Cross multiply
    2,807,139.60x = 4,204,488.60 × 2,174,000.40
  4. Step 4: Simplify right side
    2,807,139.60x = 9,140,559,898,195.44
  5. Step 5: Solve for x
    x = 9,140,559,898,195.44/2,807,139.60
  6. Step 6: Final answer
    x = 3,256,182.88

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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.