Home / 3,580,264.98-4,940,786.22-1,948,668.45

Finding the Fourth Proportional to 3,580,264.98, 4,940,786.22 and 1,948,668.45

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Solution

The fourth proportional to 3,580,264.98, 4,940,786.22 and 1,948,668.45 is: 2,689,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,264.98 : 4,940,786.22 = 1,948,668.45 : x
  2. Step 2: Convert to fraction form
    3,580,264.98/4,940,786.22 = 1,948,668.45/x
  3. Step 3: Cross multiply
    3,580,264.98x = 4,940,786.22 × 1,948,668.45
  4. Step 4: Simplify right side
    3,580,264.98x = 9,627,954,225,108.76
  5. Step 5: Solve for x
    x = 9,627,954,225,108.76/3,580,264.98
  6. Step 6: Final answer
    x = 2,689,173.64

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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.