Home / 1,452,572.80-2,176,234.80-1,242,620.80

Finding the Fourth Proportional to 1,452,572.80, 2,176,234.80 and 1,242,620.80

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Solution

The fourth proportional to 1,452,572.80, 2,176,234.80 and 1,242,620.80 is: 1,861,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,572.80 : 2,176,234.80 = 1,242,620.80 : x
  2. Step 2: Convert to fraction form
    1,452,572.80/2,176,234.80 = 1,242,620.80/x
  3. Step 3: Cross multiply
    1,452,572.80x = 2,176,234.80 × 1,242,620.80
  4. Step 4: Simplify right side
    1,452,572.80x = 2,704,234,628,163.84
  5. Step 5: Solve for x
    x = 2,704,234,628,163.84/1,452,572.80
  6. Step 6: Final answer
    x = 1,861,686.13

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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.