Home / 2,185,909.34-3,279,082.64-669,574.76

Finding the Fourth Proportional to 2,185,909.34, 3,279,082.64 and 669,574.76

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Solution

The fourth proportional to 2,185,909.34, 3,279,082.64 and 669,574.76 is: 1,004,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,909.34 : 3,279,082.64 = 669,574.76 : x
  2. Step 2: Convert to fraction form
    2,185,909.34/3,279,082.64 = 669,574.76/x
  3. Step 3: Cross multiply
    2,185,909.34x = 3,279,082.64 × 669,574.76
  4. Step 4: Simplify right side
    2,185,909.34x = 2,195,590,951,954.88
  5. Step 5: Solve for x
    x = 2,195,590,951,954.88/2,185,909.34
  6. Step 6: Final answer
    x = 1,004,429.10

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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.