Home / 1,205,591.32-1,808,082.42-447,015.88

Finding the Fourth Proportional to 1,205,591.32, 1,808,082.42 and 447,015.88

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Solution

The fourth proportional to 1,205,591.32, 1,808,082.42 and 447,015.88 is: 670,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,591.32 : 1,808,082.42 = 447,015.88 : x
  2. Step 2: Convert to fraction form
    1,205,591.32/1,808,082.42 = 447,015.88/x
  3. Step 3: Cross multiply
    1,205,591.32x = 1,808,082.42 × 447,015.88
  4. Step 4: Simplify right side
    1,205,591.32x = 808,241,554,088.83
  5. Step 5: Solve for x
    x = 808,241,554,088.83/1,205,591.32
  6. Step 6: Final answer
    x = 670,410.89

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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.