Home / 3,882,818.16-5,358,305.52-2,140,450.20

Finding the Fourth Proportional to 3,882,818.16, 5,358,305.52 and 2,140,450.20

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Solution

The fourth proportional to 3,882,818.16, 5,358,305.52 and 2,140,450.20 is: 2,953,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,818.16 : 5,358,305.52 = 2,140,450.20 : x
  2. Step 2: Convert to fraction form
    3,882,818.16/5,358,305.52 = 2,140,450.20/x
  3. Step 3: Cross multiply
    3,882,818.16x = 5,358,305.52 × 2,140,450.20
  4. Step 4: Simplify right side
    3,882,818.16x = 11,469,186,121,945.10
  5. Step 5: Solve for x
    x = 11,469,186,121,945.10/3,882,818.16
  6. Step 6: Final answer
    x = 2,953,830.35

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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.