Home / 2,484,769.80-3,726,644.40-687,201.60

Finding the Fourth Proportional to 2,484,769.80, 3,726,644.40 and 687,201.60

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Solution

The fourth proportional to 2,484,769.80, 3,726,644.40 and 687,201.60 is: 1,030,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,769.80 : 3,726,644.40 = 687,201.60 : x
  2. Step 2: Convert to fraction form
    2,484,769.80/3,726,644.40 = 687,201.60/x
  3. Step 3: Cross multiply
    2,484,769.80x = 3,726,644.40 × 687,201.60
  4. Step 4: Simplify right side
    2,484,769.80x = 2,560,955,994,311.04
  5. Step 5: Solve for x
    x = 2,560,955,994,311.04/2,484,769.80
  6. Step 6: Final answer
    x = 1,030,661.27

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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.