Home / 1,600,251.74-2,208,385.75-911,908.88

Finding the Fourth Proportional to 1,600,251.74, 2,208,385.75 and 911,908.88

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Solution

The fourth proportional to 1,600,251.74, 2,208,385.75 and 911,908.88 is: 1,258,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,251.74 : 2,208,385.75 = 911,908.88 : x
  2. Step 2: Convert to fraction form
    1,600,251.74/2,208,385.75 = 911,908.88/x
  3. Step 3: Cross multiply
    1,600,251.74x = 2,208,385.75 × 911,908.88
  4. Step 4: Simplify right side
    1,600,251.74x = 2,013,846,562,568.76
  5. Step 5: Solve for x
    x = 2,013,846,562,568.76/1,600,251.74
  6. Step 6: Final answer
    x = 1,258,456.10

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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.