Home / 1,327,690.35-1,831,897.76-754,685.42

Finding the Fourth Proportional to 1,327,690.35, 1,831,897.76 and 754,685.42

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Solution

The fourth proportional to 1,327,690.35, 1,831,897.76 and 754,685.42 is: 1,041,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,690.35 : 1,831,897.76 = 754,685.42 : x
  2. Step 2: Convert to fraction form
    1,327,690.35/1,831,897.76 = 754,685.42/x
  3. Step 3: Cross multiply
    1,327,690.35x = 1,831,897.76 × 754,685.42
  4. Step 4: Simplify right side
    1,327,690.35x = 1,382,506,517,469.74
  5. Step 5: Solve for x
    x = 1,382,506,517,469.74/1,327,690.35
  6. Step 6: Final answer
    x = 1,041,286.86

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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.