Home / 1,599,972.56-2,208,165.24-911,891.76

Finding the Fourth Proportional to 1,599,972.56, 2,208,165.24 and 911,891.76

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Solution

The fourth proportional to 1,599,972.56, 2,208,165.24 and 911,891.76 is: 1,258,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,972.56 : 2,208,165.24 = 911,891.76 : x
  2. Step 2: Convert to fraction form
    1,599,972.56/2,208,165.24 = 911,891.76/x
  3. Step 3: Cross multiply
    1,599,972.56x = 2,208,165.24 × 911,891.76
  4. Step 4: Simplify right side
    1,599,972.56x = 2,013,607,687,074.42
  5. Step 5: Solve for x
    x = 2,013,607,687,074.42/1,599,972.56
  6. Step 6: Final answer
    x = 1,258,526.39

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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.