Home / 2,177,701.29-3,266,987.96-1,219,519.52

Finding the Fourth Proportional to 2,177,701.29, 3,266,987.96 and 1,219,519.52

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Solution

The fourth proportional to 2,177,701.29, 3,266,987.96 and 1,219,519.52 is: 1,829,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,701.29 : 3,266,987.96 = 1,219,519.52 : x
  2. Step 2: Convert to fraction form
    2,177,701.29/3,266,987.96 = 1,219,519.52/x
  3. Step 3: Cross multiply
    2,177,701.29x = 3,266,987.96 × 1,219,519.52
  4. Step 4: Simplify right side
    2,177,701.29x = 3,984,155,572,490.04
  5. Step 5: Solve for x
    x = 3,984,155,572,490.04/2,177,701.29
  6. Step 6: Final answer
    x = 1,829,523.45

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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.