Home / 2,225,540.13-3,071,209.14-1,258,634.22

Finding the Fourth Proportional to 2,225,540.13, 3,071,209.14 and 1,258,634.22

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Solution

The fourth proportional to 2,225,540.13, 3,071,209.14 and 1,258,634.22 is: 1,736,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,540.13 : 3,071,209.14 = 1,258,634.22 : x
  2. Step 2: Convert to fraction form
    2,225,540.13/3,071,209.14 = 1,258,634.22/x
  3. Step 3: Cross multiply
    2,225,540.13x = 3,071,209.14 × 1,258,634.22
  4. Step 4: Simplify right side
    2,225,540.13x = 3,865,528,920,380.77
  5. Step 5: Solve for x
    x = 3,865,528,920,380.77/2,225,540.13
  6. Step 6: Final answer
    x = 1,736,894.73

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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.