Home / 2,192,490-3,025,648.34-1,225,661.04

Finding the Fourth Proportional to 2,192,490, 3,025,648.34 and 1,225,661.04

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Solution

The fourth proportional to 2,192,490, 3,025,648.34 and 1,225,661.04 is: 1,691,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,490 : 3,025,648.34 = 1,225,661.04 : x
  2. Step 2: Convert to fraction form
    2,192,490/3,025,648.34 = 1,225,661.04/x
  3. Step 3: Cross multiply
    2,192,490x = 3,025,648.34 × 1,225,661.04
  4. Step 4: Simplify right side
    2,192,490x = 3,708,419,284,950.37
  5. Step 5: Solve for x
    x = 3,708,419,284,950.37/2,192,490
  6. Step 6: Final answer
    x = 1,691,419.02

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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.