Home / 1,639,410.29-2,262,381.80-914,258.82

Finding the Fourth Proportional to 1,639,410.29, 2,262,381.80 and 914,258.82

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Solution

The fourth proportional to 1,639,410.29, 2,262,381.80 and 914,258.82 is: 1,261,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,410.29 : 2,262,381.80 = 914,258.82 : x
  2. Step 2: Convert to fraction form
    1,639,410.29/2,262,381.80 = 914,258.82/x
  3. Step 3: Cross multiply
    1,639,410.29x = 2,262,381.80 × 914,258.82
  4. Step 4: Simplify right side
    1,639,410.29x = 2,068,402,510,286.18
  5. Step 5: Solve for x
    x = 2,068,402,510,286.18/1,639,410.29
  6. Step 6: Final answer
    x = 1,261,674.72

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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.