Home / 1,912,436.19-2,639,171.57-1,096,670.61

Finding the Fourth Proportional to 1,912,436.19, 2,639,171.57 and 1,096,670.61

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Solution

The fourth proportional to 1,912,436.19, 2,639,171.57 and 1,096,670.61 is: 1,513,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,436.19 : 2,639,171.57 = 1,096,670.61 : x
  2. Step 2: Convert to fraction form
    1,912,436.19/2,639,171.57 = 1,096,670.61/x
  3. Step 3: Cross multiply
    1,912,436.19x = 2,639,171.57 × 1,096,670.61
  4. Step 4: Simplify right side
    1,912,436.19x = 2,894,301,890,083.21
  5. Step 5: Solve for x
    x = 2,894,301,890,083.21/1,912,436.19
  6. Step 6: Final answer
    x = 1,513,410.96

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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.