Home / 2,631,648-3,631,885.28-2,092,235.36

Finding the Fourth Proportional to 2,631,648, 3,631,885.28 and 2,092,235.36

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Solution

The fourth proportional to 2,631,648, 3,631,885.28 and 2,092,235.36 is: 2,887,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,648 : 3,631,885.28 = 2,092,235.36 : x
  2. Step 2: Convert to fraction form
    2,631,648/3,631,885.28 = 2,092,235.36/x
  3. Step 3: Cross multiply
    2,631,648x = 3,631,885.28 × 2,092,235.36
  4. Step 4: Simplify right side
    2,631,648x = 7,598,758,806,279.50
  5. Step 5: Solve for x
    x = 7,598,758,806,279.50/2,631,648
  6. Step 6: Final answer
    x = 2,887,452.58

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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.