Home / 1,692,763.20-2,536,519.68-981,025.92

Finding the Fourth Proportional to 1,692,763.20, 2,536,519.68 and 981,025.92

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Solution

The fourth proportional to 1,692,763.20, 2,536,519.68 and 981,025.92 is: 1,470,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,763.20 : 2,536,519.68 = 981,025.92 : x
  2. Step 2: Convert to fraction form
    1,692,763.20/2,536,519.68 = 981,025.92/x
  3. Step 3: Cross multiply
    1,692,763.20x = 2,536,519.68 × 981,025.92
  4. Step 4: Simplify right side
    1,692,763.20x = 2,488,391,552,670.11
  5. Step 5: Solve for x
    x = 2,488,391,552,670.11/1,692,763.20
  6. Step 6: Final answer
    x = 1,470,017.51

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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.