Home / 3,765,701.16-5,196,540.42-2,155,758.12

Finding the Fourth Proportional to 3,765,701.16, 5,196,540.42 and 2,155,758.12

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Solution

The fourth proportional to 3,765,701.16, 5,196,540.42 and 2,155,758.12 is: 2,974,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,701.16 : 5,196,540.42 = 2,155,758.12 : x
  2. Step 2: Convert to fraction form
    3,765,701.16/5,196,540.42 = 2,155,758.12/x
  3. Step 3: Cross multiply
    3,765,701.16x = 5,196,540.42 × 2,155,758.12
  4. Step 4: Simplify right side
    3,765,701.16x = 11,202,484,206,323.21
  5. Step 5: Solve for x
    x = 11,202,484,206,323.21/3,765,701.16
  6. Step 6: Final answer
    x = 2,974,873.40

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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.