Home / 1,350,624.64-1,863,558.48-806,661.76

Finding the Fourth Proportional to 1,350,624.64, 1,863,558.48 and 806,661.76

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Solution

The fourth proportional to 1,350,624.64, 1,863,558.48 and 806,661.76 is: 1,113,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,624.64 : 1,863,558.48 = 806,661.76 : x
  2. Step 2: Convert to fraction form
    1,350,624.64/1,863,558.48 = 806,661.76/x
  3. Step 3: Cross multiply
    1,350,624.64x = 1,863,558.48 × 806,661.76
  4. Step 4: Simplify right side
    1,350,624.64x = 1,503,261,363,339.73
  5. Step 5: Solve for x
    x = 1,503,261,363,339.73/1,350,624.64
  6. Step 6: Final answer
    x = 1,113,011.95

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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.