Home / 1,160,963.40-1,741,760.70-486,690.60

Finding the Fourth Proportional to 1,160,963.40, 1,741,760.70 and 486,690.60

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Solution

The fourth proportional to 1,160,963.40, 1,741,760.70 and 486,690.60 is: 730,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,963.40 : 1,741,760.70 = 486,690.60 : x
  2. Step 2: Convert to fraction form
    1,160,963.40/1,741,760.70 = 486,690.60/x
  3. Step 3: Cross multiply
    1,160,963.40x = 1,741,760.70 × 486,690.60
  4. Step 4: Simplify right side
    1,160,963.40x = 847,698,560,139.42
  5. Step 5: Solve for x
    x = 847,698,560,139.42/1,160,963.40
  6. Step 6: Final answer
    x = 730,168.20

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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.