Home / 2,258,107.32-3,116,191.53-1,225,615.49

Finding the Fourth Proportional to 2,258,107.32, 3,116,191.53 and 1,225,615.49

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Solution

The fourth proportional to 2,258,107.32, 3,116,191.53 and 1,225,615.49 is: 1,691,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,107.32 : 3,116,191.53 = 1,225,615.49 : x
  2. Step 2: Convert to fraction form
    2,258,107.32/3,116,191.53 = 1,225,615.49/x
  3. Step 3: Cross multiply
    2,258,107.32x = 3,116,191.53 × 1,225,615.49
  4. Step 4: Simplify right side
    2,258,107.32x = 3,819,252,608,974.80
  5. Step 5: Solve for x
    x = 3,819,252,608,974.80/2,258,107.32
  6. Step 6: Final answer
    x = 1,691,351.24

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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.