Home / 2,192,156.16-3,024,967.77-1,225,264.38

Finding the Fourth Proportional to 2,192,156.16, 3,024,967.77 and 1,225,264.38

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Solution

The fourth proportional to 2,192,156.16, 3,024,967.77 and 1,225,264.38 is: 1,690,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,156.16 : 3,024,967.77 = 1,225,264.38 : x
  2. Step 2: Convert to fraction form
    2,192,156.16/3,024,967.77 = 1,225,264.38/x
  3. Step 3: Cross multiply
    2,192,156.16x = 3,024,967.77 × 1,225,264.38
  4. Step 4: Simplify right side
    2,192,156.16x = 3,706,385,259,229.03
  5. Step 5: Solve for x
    x = 3,706,385,259,229.03/2,192,156.16
  6. Step 6: Final answer
    x = 1,690,748.74

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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.