Home / 2,225,542.38-3,071,212.25-1,258,636.47

Finding the Fourth Proportional to 2,225,542.38, 3,071,212.25 and 1,258,636.47

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Solution

The fourth proportional to 2,225,542.38, 3,071,212.25 and 1,258,636.47 is: 1,736,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,542.38 : 3,071,212.25 = 1,258,636.47 : x
  2. Step 2: Convert to fraction form
    2,225,542.38/3,071,212.25 = 1,258,636.47/x
  3. Step 3: Cross multiply
    2,225,542.38x = 3,071,212.25 × 1,258,636.47
  4. Step 4: Simplify right side
    2,225,542.38x = 3,865,539,738,667.58
  5. Step 5: Solve for x
    x = 3,865,539,738,667.58/2,225,542.38
  6. Step 6: Final answer
    x = 1,736,897.83

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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.