Home / 1,374,263.40-2,061,827.10-664,314.60

Finding the Fourth Proportional to 1,374,263.40, 2,061,827.10 and 664,314.60

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Solution

The fourth proportional to 1,374,263.40, 2,061,827.10 and 664,314.60 is: 996,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,263.40 : 2,061,827.10 = 664,314.60 : x
  2. Step 2: Convert to fraction form
    1,374,263.40/2,061,827.10 = 664,314.60/x
  3. Step 3: Cross multiply
    1,374,263.40x = 2,061,827.10 × 664,314.60
  4. Step 4: Simplify right side
    1,374,263.40x = 1,369,701,845,205.66
  5. Step 5: Solve for x
    x = 1,369,701,845,205.66/1,374,263.40
  6. Step 6: Final answer
    x = 996,680.73

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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.