Home / 2,103,284.57-3,155,351.27-664,192.80

Finding the Fourth Proportional to 2,103,284.57, 3,155,351.27 and 664,192.80

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Solution

The fourth proportional to 2,103,284.57, 3,155,351.27 and 664,192.80 is: 996,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,284.57 : 3,155,351.27 = 664,192.80 : x
  2. Step 2: Convert to fraction form
    2,103,284.57/3,155,351.27 = 664,192.80/x
  3. Step 3: Cross multiply
    2,103,284.57x = 3,155,351.27 × 664,192.80
  4. Step 4: Simplify right side
    2,103,284.57x = 2,095,761,591,683.89
  5. Step 5: Solve for x
    x = 2,095,761,591,683.89/2,103,284.57
  6. Step 6: Final answer
    x = 996,423.23

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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.