Home / 1,229,501.20-1,844,251.80-1,019,549.20

Finding the Fourth Proportional to 1,229,501.20, 1,844,251.80 and 1,019,549.20

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Solution

The fourth proportional to 1,229,501.20, 1,844,251.80 and 1,019,549.20 is: 1,529,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,501.20 : 1,844,251.80 = 1,019,549.20 : x
  2. Step 2: Convert to fraction form
    1,229,501.20/1,844,251.80 = 1,019,549.20/x
  3. Step 3: Cross multiply
    1,229,501.20x = 1,844,251.80 × 1,019,549.20
  4. Step 4: Simplify right side
    1,229,501.20x = 1,880,305,447,288.56
  5. Step 5: Solve for x
    x = 1,880,305,447,288.56/1,229,501.20
  6. Step 6: Final answer
    x = 1,529,323.80

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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.