Home / 4,000,217.88-5,520,315.21-2,164,675.97

Finding the Fourth Proportional to 4,000,217.88, 5,520,315.21 and 2,164,675.97

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Solution

The fourth proportional to 4,000,217.88, 5,520,315.21 and 2,164,675.97 is: 2,987,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,217.88 : 5,520,315.21 = 2,164,675.97 : x
  2. Step 2: Convert to fraction form
    4,000,217.88/5,520,315.21 = 2,164,675.97/x
  3. Step 3: Cross multiply
    4,000,217.88x = 5,520,315.21 × 2,164,675.97
  4. Step 4: Simplify right side
    4,000,217.88x = 11,949,693,671,089.12
  5. Step 5: Solve for x
    x = 11,949,693,671,089.12/4,000,217.88
  6. Step 6: Final answer
    x = 2,987,260.70

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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.