Home / 2,211,222.24-3,316,851.92-613,909.88

Finding the Fourth Proportional to 2,211,222.24, 3,316,851.92 and 613,909.88

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Solution

The fourth proportional to 2,211,222.24, 3,316,851.92 and 613,909.88 is: 920,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,222.24 : 3,316,851.92 = 613,909.88 : x
  2. Step 2: Convert to fraction form
    2,211,222.24/3,316,851.92 = 613,909.88/x
  3. Step 3: Cross multiply
    2,211,222.24x = 3,316,851.92 × 613,909.88
  4. Step 4: Simplify right side
    2,211,222.24x = 2,036,248,164,184.97
  5. Step 5: Solve for x
    x = 2,036,248,164,184.97/2,211,222.24
  6. Step 6: Final answer
    x = 920,869.97

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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.