Home / 1,344,233.70-1,855,728.12-910,940.16

Finding the Fourth Proportional to 1,344,233.70, 1,855,728.12 and 910,940.16

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Solution

The fourth proportional to 1,344,233.70, 1,855,728.12 and 910,940.16 is: 1,257,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,233.70 : 1,855,728.12 = 910,940.16 : x
  2. Step 2: Convert to fraction form
    1,344,233.70/1,855,728.12 = 910,940.16/x
  3. Step 3: Cross multiply
    1,344,233.70x = 1,855,728.12 × 910,940.16
  4. Step 4: Simplify right side
    1,344,233.70x = 1,690,457,270,549.30
  5. Step 5: Solve for x
    x = 1,690,457,270,549.30/1,344,233.70
  6. Step 6: Final answer
    x = 1,257,562.04

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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.