Home / 3,317,810.91-4,578,034.14-1,921,876.14

Finding the Fourth Proportional to 3,317,810.91, 4,578,034.14 and 1,921,876.14

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Solution

The fourth proportional to 3,317,810.91, 4,578,034.14 and 1,921,876.14 is: 2,651,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,810.91 : 4,578,034.14 = 1,921,876.14 : x
  2. Step 2: Convert to fraction form
    3,317,810.91/4,578,034.14 = 1,921,876.14/x
  3. Step 3: Cross multiply
    3,317,810.91x = 4,578,034.14 × 1,921,876.14
  4. Step 4: Simplify right side
    3,317,810.91x = 8,798,414,581,771.42
  5. Step 5: Solve for x
    x = 8,798,414,581,771.42/3,317,810.91
  6. Step 6: Final answer
    x = 2,651,873.43

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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.