Home / 2,191,752.61-3,287,937.52-675,557.75

Finding the Fourth Proportional to 2,191,752.61, 3,287,937.52 and 675,557.75

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Solution

The fourth proportional to 2,191,752.61, 3,287,937.52 and 675,557.75 is: 1,013,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,752.61 : 3,287,937.52 = 675,557.75 : x
  2. Step 2: Convert to fraction form
    2,191,752.61/3,287,937.52 = 675,557.75/x
  3. Step 3: Cross multiply
    2,191,752.61x = 3,287,937.52 × 675,557.75
  4. Step 4: Simplify right side
    2,191,752.61x = 2,221,191,682,216.07
  5. Step 5: Solve for x
    x = 2,221,191,682,216.07/2,191,752.61
  6. Step 6: Final answer
    x = 1,013,431.75

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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.