Home / 2,177,701.41-3,266,988.15-1,219,519.64

Finding the Fourth Proportional to 2,177,701.41, 3,266,988.15 and 1,219,519.64

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Solution

The fourth proportional to 2,177,701.41, 3,266,988.15 and 1,219,519.64 is: 1,829,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,701.41 : 3,266,988.15 = 1,219,519.64 : x
  2. Step 2: Convert to fraction form
    2,177,701.41/3,266,988.15 = 1,219,519.64/x
  3. Step 3: Cross multiply
    2,177,701.41x = 3,266,988.15 × 1,219,519.64
  4. Step 4: Simplify right side
    2,177,701.41x = 3,984,156,212,572.27
  5. Step 5: Solve for x
    x = 3,984,156,212,572.27/2,177,701.41
  6. Step 6: Final answer
    x = 1,829,523.64

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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.