Home / 2,591,251.60-3,886,877.40-818,323.60

Finding the Fourth Proportional to 2,591,251.60, 3,886,877.40 and 818,323.60

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Solution

The fourth proportional to 2,591,251.60, 3,886,877.40 and 818,323.60 is: 1,227,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,251.60 : 3,886,877.40 = 818,323.60 : x
  2. Step 2: Convert to fraction form
    2,591,251.60/3,886,877.40 = 818,323.60/x
  3. Step 3: Cross multiply
    2,591,251.60x = 3,886,877.40 × 818,323.60
  4. Step 4: Simplify right side
    2,591,251.60x = 3,180,723,506,726.64
  5. Step 5: Solve for x
    x = 3,180,723,506,726.64/2,591,251.60
  6. Step 6: Final answer
    x = 1,227,485.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.