Home / 1,200,737.06-1,657,510.11-814,082.06

Finding the Fourth Proportional to 1,200,737.06, 1,657,510.11 and 814,082.06

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Solution

The fourth proportional to 1,200,737.06, 1,657,510.11 and 814,082.06 is: 1,123,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,737.06 : 1,657,510.11 = 814,082.06 : x
  2. Step 2: Convert to fraction form
    1,200,737.06/1,657,510.11 = 814,082.06/x
  3. Step 3: Cross multiply
    1,200,737.06x = 1,657,510.11 × 814,082.06
  4. Step 4: Simplify right side
    1,200,737.06x = 1,349,349,236,532.08
  5. Step 5: Solve for x
    x = 1,349,349,236,532.08/1,200,737.06
  6. Step 6: Final answer
    x = 1,123,767.47

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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.