Home / 2,217,895.74-3,060,114.39-1,299,631.86

Finding the Fourth Proportional to 2,217,895.74, 3,060,114.39 and 1,299,631.86

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Solution

The fourth proportional to 2,217,895.74, 3,060,114.39 and 1,299,631.86 is: 1,793,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,895.74 : 3,060,114.39 = 1,299,631.86 : x
  2. Step 2: Convert to fraction form
    2,217,895.74/3,060,114.39 = 1,299,631.86/x
  3. Step 3: Cross multiply
    2,217,895.74x = 3,060,114.39 × 1,299,631.86
  4. Step 4: Simplify right side
    2,217,895.74x = 3,977,022,156,488.47
  5. Step 5: Solve for x
    x = 3,977,022,156,488.47/2,217,895.74
  6. Step 6: Final answer
    x = 1,793,151.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.