Home / 1,722,184.80-2,582,110.80-912,703.20

Finding the Fourth Proportional to 1,722,184.80, 2,582,110.80 and 912,703.20

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Solution

The fourth proportional to 1,722,184.80, 2,582,110.80 and 912,703.20 is: 1,368,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,184.80 : 2,582,110.80 = 912,703.20 : x
  2. Step 2: Convert to fraction form
    1,722,184.80/2,582,110.80 = 912,703.20/x
  3. Step 3: Cross multiply
    1,722,184.80x = 2,582,110.80 × 912,703.20
  4. Step 4: Simplify right side
    1,722,184.80x = 2,356,700,789,914.56
  5. Step 5: Solve for x
    x = 2,356,700,789,914.56/1,722,184.80
  6. Step 6: Final answer
    x = 1,368,436.65

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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.