Home / 1,565,964.80-2,348,947.20-1,356,012.80

Finding the Fourth Proportional to 1,565,964.80, 2,348,947.20 and 1,356,012.80

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Solution

The fourth proportional to 1,565,964.80, 2,348,947.20 and 1,356,012.80 is: 2,034,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,964.80 : 2,348,947.20 = 1,356,012.80 : x
  2. Step 2: Convert to fraction form
    1,565,964.80/2,348,947.20 = 1,356,012.80/x
  3. Step 3: Cross multiply
    1,565,964.80x = 2,348,947.20 × 1,356,012.80
  4. Step 4: Simplify right side
    1,565,964.80x = 3,185,202,469,724.16
  5. Step 5: Solve for x
    x = 3,185,202,469,724.16/1,565,964.80
  6. Step 6: Final answer
    x = 2,034,019.20

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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.