Home / 4,000,427.42-5,520,606.68-2,164,885.79

Finding the Fourth Proportional to 4,000,427.42, 5,520,606.68 and 2,164,885.79

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Solution

The fourth proportional to 4,000,427.42, 5,520,606.68 and 2,164,885.79 is: 2,987,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,427.42 : 5,520,606.68 = 2,164,885.79 : x
  2. Step 2: Convert to fraction form
    4,000,427.42/5,520,606.68 = 2,164,885.79/x
  3. Step 3: Cross multiply
    4,000,427.42x = 5,520,606.68 × 2,164,885.79
  4. Step 4: Simplify right side
    4,000,427.42x = 11,951,482,942,886.65
  5. Step 5: Solve for x
    x = 11,951,482,942,886.65/4,000,427.42
  6. Step 6: Final answer
    x = 2,987,551.50

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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.