Home / 1,686,560.54-2,327,446.58-912,192.23

Finding the Fourth Proportional to 1,686,560.54, 2,327,446.58 and 912,192.23

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Solution

The fourth proportional to 1,686,560.54, 2,327,446.58 and 912,192.23 is: 1,258,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,560.54 : 2,327,446.58 = 912,192.23 : x
  2. Step 2: Convert to fraction form
    1,686,560.54/2,327,446.58 = 912,192.23/x
  3. Step 3: Cross multiply
    1,686,560.54x = 2,327,446.58 × 912,192.23
  4. Step 4: Simplify right side
    1,686,560.54x = 2,123,078,687,273.73
  5. Step 5: Solve for x
    x = 2,123,078,687,273.73/1,686,560.54
  6. Step 6: Final answer
    x = 1,258,821.51

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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.