Home / 3,797,373.11-5,240,424.11-2,078,456.72

Finding the Fourth Proportional to 3,797,373.11, 5,240,424.11 and 2,078,456.72

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Solution

The fourth proportional to 3,797,373.11, 5,240,424.11 and 2,078,456.72 is: 2,868,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797,373.11 : 5,240,424.11 = 2,078,456.72 : x
  2. Step 2: Convert to fraction form
    3,797,373.11/5,240,424.11 = 2,078,456.72/x
  3. Step 3: Cross multiply
    3,797,373.11x = 5,240,424.11 × 2,078,456.72
  4. Step 4: Simplify right side
    3,797,373.11x = 10,891,994,670,485.12
  5. Step 5: Solve for x
    x = 10,891,994,670,485.12/3,797,373.11
  6. Step 6: Final answer
    x = 2,868,297.21

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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.