Home / 1,861,229.48-2,567,842.68-1,217,026.76

Finding the Fourth Proportional to 1,861,229.48, 2,567,842.68 and 1,217,026.76

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Solution

The fourth proportional to 1,861,229.48, 2,567,842.68 and 1,217,026.76 is: 1,679,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,229.48 : 2,567,842.68 = 1,217,026.76 : x
  2. Step 2: Convert to fraction form
    1,861,229.48/2,567,842.68 = 1,217,026.76/x
  3. Step 3: Cross multiply
    1,861,229.48x = 2,567,842.68 × 1,217,026.76
  4. Step 4: Simplify right side
    1,861,229.48x = 3,125,133,257,030.12
  5. Step 5: Solve for x
    x = 3,125,133,257,030.12/1,861,229.48
  6. Step 6: Final answer
    x = 1,679,069.29

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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.