Home / 2,266,889.50-3,128,307.51-1,248,291.82

Finding the Fourth Proportional to 2,266,889.50, 3,128,307.51 and 1,248,291.82

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Solution

The fourth proportional to 2,266,889.50, 3,128,307.51 and 1,248,291.82 is: 1,722,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,889.50 : 3,128,307.51 = 1,248,291.82 : x
  2. Step 2: Convert to fraction form
    2,266,889.50/3,128,307.51 = 1,248,291.82/x
  3. Step 3: Cross multiply
    2,266,889.50x = 3,128,307.51 × 1,248,291.82
  4. Step 4: Simplify right side
    2,266,889.50x = 3,905,040,675,177.57
  5. Step 5: Solve for x
    x = 3,905,040,675,177.57/2,266,889.50
  6. Step 6: Final answer
    x = 1,722,642.71

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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.