Home / 2,971,109.32-4,454,990.79-948,877.90

Finding the Fourth Proportional to 2,971,109.32, 4,454,990.79 and 948,877.90

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Solution

The fourth proportional to 2,971,109.32, 4,454,990.79 and 948,877.90 is: 1,422,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,109.32 : 4,454,990.79 = 948,877.90 : x
  2. Step 2: Convert to fraction form
    2,971,109.32/4,454,990.79 = 948,877.90/x
  3. Step 3: Cross multiply
    2,971,109.32x = 4,454,990.79 × 948,877.90
  4. Step 4: Simplify right side
    2,971,109.32x = 4,227,242,305,334.54
  5. Step 5: Solve for x
    x = 4,227,242,305,334.54/2,971,109.32
  6. Step 6: Final answer
    x = 1,422,782.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.