Home / 1,364,135.61-1,882,870.21-805,819.13

Finding the Fourth Proportional to 1,364,135.61, 1,882,870.21 and 805,819.13

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Solution

The fourth proportional to 1,364,135.61, 1,882,870.21 and 805,819.13 is: 1,112,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,135.61 : 1,882,870.21 = 805,819.13 : x
  2. Step 2: Convert to fraction form
    1,364,135.61/1,882,870.21 = 805,819.13/x
  3. Step 3: Cross multiply
    1,364,135.61x = 1,882,870.21 × 805,819.13
  4. Step 4: Simplify right side
    1,364,135.61x = 1,517,252,825,110.77
  5. Step 5: Solve for x
    x = 1,517,252,825,110.77/1,364,135.61
  6. Step 6: Final answer
    x = 1,112,244.86

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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.