Home / 1,940,228.61-2,677,598.33-1,080,789.45

Finding the Fourth Proportional to 1,940,228.61, 2,677,598.33 and 1,080,789.45

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Solution

The fourth proportional to 1,940,228.61, 2,677,598.33 and 1,080,789.45 is: 1,491,535.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,228.61 : 2,677,598.33 = 1,080,789.45 : x
  2. Step 2: Convert to fraction form
    1,940,228.61/2,677,598.33 = 1,080,789.45/x
  3. Step 3: Cross multiply
    1,940,228.61x = 2,677,598.33 × 1,080,789.45
  4. Step 4: Simplify right side
    1,940,228.61x = 2,893,920,020,997.67
  5. Step 5: Solve for x
    x = 2,893,920,020,997.67/1,940,228.61
  6. Step 6: Final answer
    x = 1,491,535.59

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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.