Home / 2,237,122.72-3,087,306.12-1,270,220.86

Finding the Fourth Proportional to 2,237,122.72, 3,087,306.12 and 1,270,220.86

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Solution

The fourth proportional to 2,237,122.72, 3,087,306.12 and 1,270,220.86 is: 1,752,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,122.72 : 3,087,306.12 = 1,270,220.86 : x
  2. Step 2: Convert to fraction form
    2,237,122.72/3,087,306.12 = 1,270,220.86/x
  3. Step 3: Cross multiply
    2,237,122.72x = 3,087,306.12 × 1,270,220.86
  4. Step 4: Simplify right side
    2,237,122.72x = 3,921,560,634,829.66
  5. Step 5: Solve for x
    x = 3,921,560,634,829.66/2,237,122.72
  6. Step 6: Final answer
    x = 1,752,948.37

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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.