Home / 1,158,713.60-1,738,243.20-410,700.80

Finding the Fourth Proportional to 1,158,713.60, 1,738,243.20 and 410,700.80

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Solution

The fourth proportional to 1,158,713.60, 1,738,243.20 and 410,700.80 is: 616,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,713.60 : 1,738,243.20 = 410,700.80 : x
  2. Step 2: Convert to fraction form
    1,158,713.60/1,738,243.20 = 410,700.80/x
  3. Step 3: Cross multiply
    1,158,713.60x = 1,738,243.20 × 410,700.80
  4. Step 4: Simplify right side
    1,158,713.60x = 713,897,872,834.56
  5. Step 5: Solve for x
    x = 713,897,872,834.56/1,158,713.60
  6. Step 6: Final answer
    x = 616,112.45

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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.