Home / 1,349,494.20-1,861,095.84-1,119,687.70

Finding the Fourth Proportional to 1,349,494.20, 1,861,095.84 and 1,119,687.70

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Solution

The fourth proportional to 1,349,494.20, 1,861,095.84 and 1,119,687.70 is: 1,544,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,494.20 : 1,861,095.84 = 1,119,687.70 : x
  2. Step 2: Convert to fraction form
    1,349,494.20/1,861,095.84 = 1,119,687.70/x
  3. Step 3: Cross multiply
    1,349,494.20x = 1,861,095.84 × 1,119,687.70
  4. Step 4: Simplify right side
    1,349,494.20x = 2,083,846,120,569.17
  5. Step 5: Solve for x
    x = 2,083,846,120,569.17/1,349,494.20
  6. Step 6: Final answer
    x = 1,544,168.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.