Home / 1,327,703.14-1,991,850.90-381,000.10

Finding the Fourth Proportional to 1,327,703.14, 1,991,850.90 and 381,000.10

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Solution

The fourth proportional to 1,327,703.14, 1,991,850.90 and 381,000.10 is: 571,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,703.14 : 1,991,850.90 = 381,000.10 : x
  2. Step 2: Convert to fraction form
    1,327,703.14/1,991,850.90 = 381,000.10/x
  3. Step 3: Cross multiply
    1,327,703.14x = 1,991,850.90 × 381,000.10
  4. Step 4: Simplify right side
    1,327,703.14x = 758,895,392,085.09
  5. Step 5: Solve for x
    x = 758,895,392,085.09/1,327,703.14
  6. Step 6: Final answer
    x = 571,585.15

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1.5x scale

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.