Home / 1,041,475.60-1,561,824.60-724,992.40

Finding the Fourth Proportional to 1,041,475.60, 1,561,824.60 and 724,992.40

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Solution

The fourth proportional to 1,041,475.60, 1,561,824.60 and 724,992.40 is: 1,087,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,475.60 : 1,561,824.60 = 724,992.40 : x
  2. Step 2: Convert to fraction form
    1,041,475.60/1,561,824.60 = 724,992.40/x
  3. Step 3: Cross multiply
    1,041,475.60x = 1,561,824.60 × 724,992.40
  4. Step 4: Simplify right side
    1,041,475.60x = 1,132,310,965,133.04
  5. Step 5: Solve for x
    x = 1,132,310,965,133.04/1,041,475.60
  6. Step 6: Final answer
    x = 1,087,217.95

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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.