Home / 1,374,260.40-2,061,822.60-664,311.60

Finding the Fourth Proportional to 1,374,260.40, 2,061,822.60 and 664,311.60

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Solution

The fourth proportional to 1,374,260.40, 2,061,822.60 and 664,311.60 is: 996,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,260.40 : 2,061,822.60 = 664,311.60 : x
  2. Step 2: Convert to fraction form
    1,374,260.40/2,061,822.60 = 664,311.60/x
  3. Step 3: Cross multiply
    1,374,260.40x = 2,061,822.60 × 664,311.60
  4. Step 4: Simplify right side
    1,374,260.40x = 1,369,692,670,322.16
  5. Step 5: Solve for x
    x = 1,369,692,670,322.16/1,374,260.40
  6. Step 6: Final answer
    x = 996,676.23

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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.