Home / 1,729,110.40-2,594,119.20-664,187.20

Finding the Fourth Proportional to 1,729,110.40, 2,594,119.20 and 664,187.20

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Solution

The fourth proportional to 1,729,110.40, 2,594,119.20 and 664,187.20 is: 996,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,110.40 : 2,594,119.20 = 664,187.20 : x
  2. Step 2: Convert to fraction form
    1,729,110.40/2,594,119.20 = 664,187.20/x
  3. Step 3: Cross multiply
    1,729,110.40x = 2,594,119.20 × 664,187.20
  4. Step 4: Simplify right side
    1,729,110.40x = 1,722,980,767,914.24
  5. Step 5: Solve for x
    x = 1,722,980,767,914.24/1,729,110.40
  6. Step 6: Final answer
    x = 996,455.04

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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.