Home / 2,192,487.24-3,025,644.53-1,225,658.28

Finding the Fourth Proportional to 2,192,487.24, 3,025,644.53 and 1,225,658.28

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Solution

The fourth proportional to 2,192,487.24, 3,025,644.53 and 1,225,658.28 is: 1,691,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,487.24 : 3,025,644.53 = 1,225,658.28 : x
  2. Step 2: Convert to fraction form
    2,192,487.24/3,025,644.53 = 1,225,658.28/x
  3. Step 3: Cross multiply
    2,192,487.24x = 3,025,644.53 × 1,225,658.28
  4. Step 4: Simplify right side
    2,192,487.24x = 3,708,406,270,531.21
  5. Step 5: Solve for x
    x = 3,708,406,270,531.21/2,192,487.24
  6. Step 6: Final answer
    x = 1,691,415.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.