Home / 1,374,092.40-2,061,570.60-664,143.60

Finding the Fourth Proportional to 1,374,092.40, 2,061,570.60 and 664,143.60

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Solution

The fourth proportional to 1,374,092.40, 2,061,570.60 and 664,143.60 is: 996,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,092.40 : 2,061,570.60 = 664,143.60 : x
  2. Step 2: Convert to fraction form
    1,374,092.40/2,061,570.60 = 664,143.60/x
  3. Step 3: Cross multiply
    1,374,092.40x = 2,061,570.60 × 664,143.60
  4. Step 4: Simplify right side
    1,374,092.40x = 1,369,178,919,938.16
  5. Step 5: Solve for x
    x = 1,369,178,919,938.16/1,374,092.40
  6. Step 6: Final answer
    x = 996,424.20

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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.