Home / 3,291,537.84-4,543,235.22-1,915,147.38

Finding the Fourth Proportional to 3,291,537.84, 4,543,235.22 and 1,915,147.38

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Solution

The fourth proportional to 3,291,537.84, 4,543,235.22 and 1,915,147.38 is: 2,643,434.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,537.84 : 4,543,235.22 = 1,915,147.38 : x
  2. Step 2: Convert to fraction form
    3,291,537.84/4,543,235.22 = 1,915,147.38/x
  3. Step 3: Cross multiply
    3,291,537.84x = 4,543,235.22 × 1,915,147.38
  4. Step 4: Simplify right side
    3,291,537.84x = 8,700,965,028,306.72
  5. Step 5: Solve for x
    x = 8,700,965,028,306.72/3,291,537.84
  6. Step 6: Final answer
    x = 2,643,434.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.