Home / 1,154,715.60-1,732,144.26-444,745.74

Finding the Fourth Proportional to 1,154,715.60, 1,732,144.26 and 444,745.74

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Solution

The fourth proportional to 1,154,715.60, 1,732,144.26 and 444,745.74 is: 667,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,715.60 : 1,732,144.26 = 444,745.74 : x
  2. Step 2: Convert to fraction form
    1,154,715.60/1,732,144.26 = 444,745.74/x
  3. Step 3: Cross multiply
    1,154,715.60x = 1,732,144.26 × 444,745.74
  4. Step 4: Simplify right side
    1,154,715.60x = 770,363,780,700.45
  5. Step 5: Solve for x
    x = 770,363,780,700.45/1,154,715.60
  6. Step 6: Final answer
    x = 667,145.90

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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.