Home / 2,550,905.76-3,826,578.92-657,631.20

Finding the Fourth Proportional to 2,550,905.76, 3,826,578.92 and 657,631.20

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Solution

The fourth proportional to 2,550,905.76, 3,826,578.92 and 657,631.20 is: 986,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,905.76 : 3,826,578.92 = 657,631.20 : x
  2. Step 2: Convert to fraction form
    2,550,905.76/3,826,578.92 = 657,631.20/x
  3. Step 3: Cross multiply
    2,550,905.76x = 3,826,578.92 × 657,631.20
  4. Step 4: Simplify right side
    2,550,905.76x = 2,516,477,687,054.30
  5. Step 5: Solve for x
    x = 2,516,477,687,054.30/2,550,905.76
  6. Step 6: Final answer
    x = 986,503.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.