Home / 2,207,962.76-3,311,944.12-712,054.76

Finding the Fourth Proportional to 2,207,962.76, 3,311,944.12 and 712,054.76

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Solution

The fourth proportional to 2,207,962.76, 3,311,944.12 and 712,054.76 is: 1,068,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,962.76 : 3,311,944.12 = 712,054.76 : x
  2. Step 2: Convert to fraction form
    2,207,962.76/3,311,944.12 = 712,054.76/x
  3. Step 3: Cross multiply
    2,207,962.76x = 3,311,944.12 × 712,054.76
  4. Step 4: Simplify right side
    2,207,962.76x = 2,358,285,575,500.01
  5. Step 5: Solve for x
    x = 2,358,285,575,500.01/2,207,962.76
  6. Step 6: Final answer
    x = 1,068,082.13

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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.