Home / 2,545,987.97-3,522,715.41-2,219,980.32

Finding the Fourth Proportional to 2,545,987.97, 3,522,715.41 and 2,219,980.32

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Solution

The fourth proportional to 2,545,987.97, 3,522,715.41 and 2,219,980.32 is: 3,071,640.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,987.97 : 3,522,715.41 = 2,219,980.32 : x
  2. Step 2: Convert to fraction form
    2,545,987.97/3,522,715.41 = 2,219,980.32/x
  3. Step 3: Cross multiply
    2,545,987.97x = 3,522,715.41 × 2,219,980.32
  4. Step 4: Simplify right side
    2,545,987.97x = 7,820,358,883,160.73
  5. Step 5: Solve for x
    x = 7,820,358,883,160.73/2,545,987.97
  6. Step 6: Final answer
    x = 3,071,640.15

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Double scale
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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.