Home / 1,812,549.76-2,719,152.96-746,998.72

Finding the Fourth Proportional to 1,812,549.76, 2,719,152.96 and 746,998.72

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Solution

The fourth proportional to 1,812,549.76, 2,719,152.96 and 746,998.72 is: 1,120,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,549.76 : 2,719,152.96 = 746,998.72 : x
  2. Step 2: Convert to fraction form
    1,812,549.76/2,719,152.96 = 746,998.72/x
  3. Step 3: Cross multiply
    1,812,549.76x = 2,719,152.96 × 746,998.72
  4. Step 4: Simplify right side
    1,812,549.76x = 2,031,203,780,604.21
  5. Step 5: Solve for x
    x = 2,031,203,780,604.21/1,812,549.76
  6. Step 6: Final answer
    x = 1,120,633.39

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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.