Home / 4,000,425.55-5,520,604.07-2,164,883.91

Finding the Fourth Proportional to 4,000,425.55, 5,520,604.07 and 2,164,883.91

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Solution

The fourth proportional to 4,000,425.55, 5,520,604.07 and 2,164,883.91 is: 2,987,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,425.55 : 5,520,604.07 = 2,164,883.91 : x
  2. Step 2: Convert to fraction form
    4,000,425.55/5,520,604.07 = 2,164,883.91/x
  3. Step 3: Cross multiply
    4,000,425.55x = 5,520,604.07 × 2,164,883.91
  4. Step 4: Simplify right side
    4,000,425.55x = 11,951,466,909,333.46
  5. Step 5: Solve for x
    x = 11,951,466,909,333.46/4,000,425.55
  6. Step 6: Final answer
    x = 2,987,548.89

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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.