Home / 2,187,376.80-3,275,816.40-1,064,133.60

Finding the Fourth Proportional to 2,187,376.80, 3,275,816.40 and 1,064,133.60

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Solution

The fourth proportional to 2,187,376.80, 3,275,816.40 and 1,064,133.60 is: 1,593,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,376.80 : 3,275,816.40 = 1,064,133.60 : x
  2. Step 2: Convert to fraction form
    2,187,376.80/3,275,816.40 = 1,064,133.60/x
  3. Step 3: Cross multiply
    2,187,376.80x = 3,275,816.40 × 1,064,133.60
  4. Step 4: Simplify right side
    2,187,376.80x = 3,485,906,298,671.04
  5. Step 5: Solve for x
    x = 3,485,906,298,671.04/2,187,376.80
  6. Step 6: Final answer
    x = 1,593,646.92

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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.