Home / 1,103,198.87-1,518,895.10-941,404.61

Finding the Fourth Proportional to 1,103,198.87, 1,518,895.10 and 941,404.61

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Solution

The fourth proportional to 1,103,198.87, 1,518,895.10 and 941,404.61 is: 1,296,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,198.87 : 1,518,895.10 = 941,404.61 : x
  2. Step 2: Convert to fraction form
    1,103,198.87/1,518,895.10 = 941,404.61/x
  3. Step 3: Cross multiply
    1,103,198.87x = 1,518,895.10 × 941,404.61
  4. Step 4: Simplify right side
    1,103,198.87x = 1,429,894,855,397.16
  5. Step 5: Solve for x
    x = 1,429,894,855,397.16/1,103,198.87
  6. Step 6: Final answer
    x = 1,296,135.17

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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.