Home / 2,971,108.82-4,454,990.04-948,877.40

Finding the Fourth Proportional to 2,971,108.82, 4,454,990.04 and 948,877.40

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Solution

The fourth proportional to 2,971,108.82, 4,454,990.04 and 948,877.40 is: 1,422,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,108.82 : 4,454,990.04 = 948,877.40 : x
  2. Step 2: Convert to fraction form
    2,971,108.82/4,454,990.04 = 948,877.40/x
  3. Step 3: Cross multiply
    2,971,108.82x = 4,454,990.04 × 948,877.40
  4. Step 4: Simplify right side
    2,971,108.82x = 4,227,239,366,181.10
  5. Step 5: Solve for x
    x = 4,227,239,366,181.10/2,971,108.82
  6. Step 6: Final answer
    x = 1,422,781.74

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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.