Home / 1,939,932.61-2,677,315.82-1,068,854.87

Finding the Fourth Proportional to 1,939,932.61, 2,677,315.82 and 1,068,854.87

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Solution

The fourth proportional to 1,939,932.61, 2,677,315.82 and 1,068,854.87 is: 1,475,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,932.61 : 2,677,315.82 = 1,068,854.87 : x
  2. Step 2: Convert to fraction form
    1,939,932.61/2,677,315.82 = 1,068,854.87/x
  3. Step 3: Cross multiply
    1,939,932.61x = 2,677,315.82 × 1,068,854.87
  4. Step 4: Simplify right side
    1,939,932.61x = 2,861,662,054,084.06
  5. Step 5: Solve for x
    x = 2,861,662,054,084.06/1,939,932.61
  6. Step 6: Final answer
    x = 1,475,134.78

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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.