Home / 2,059,043.70-3,087,125.55-1,217,162.10

Finding the Fourth Proportional to 2,059,043.70, 3,087,125.55 and 1,217,162.10

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Solution

The fourth proportional to 2,059,043.70, 3,087,125.55 and 1,217,162.10 is: 1,824,891.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,043.70 : 3,087,125.55 = 1,217,162.10 : x
  2. Step 2: Convert to fraction form
    2,059,043.70/3,087,125.55 = 1,217,162.10/x
  3. Step 3: Cross multiply
    2,059,043.70x = 3,087,125.55 × 1,217,162.10
  4. Step 4: Simplify right side
    2,059,043.70x = 3,757,532,217,401.66
  5. Step 5: Solve for x
    x = 3,757,532,217,401.66/2,059,043.70
  6. Step 6: Final answer
    x = 1,824,891.92

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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.