Home / 3,955,349-5,929,504.86-1,430,442.92

Finding the Fourth Proportional to 3,955,349, 5,929,504.86 and 1,430,442.92

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Solution

The fourth proportional to 3,955,349, 5,929,504.86 and 1,430,442.92 is: 2,144,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,349 : 5,929,504.86 = 1,430,442.92 : x
  2. Step 2: Convert to fraction form
    3,955,349/5,929,504.86 = 1,430,442.92/x
  3. Step 3: Cross multiply
    3,955,349x = 5,929,504.86 × 1,430,442.92
  4. Step 4: Simplify right side
    3,955,349x = 8,481,818,246,092.59
  5. Step 5: Solve for x
    x = 8,481,818,246,092.59/3,955,349
  6. Step 6: Final answer
    x = 2,144,391.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.