Home / 1,755,169.82-2,422,122.31-980,802.63

Finding the Fourth Proportional to 1,755,169.82, 2,422,122.31 and 980,802.63

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Solution

The fourth proportional to 1,755,169.82, 2,422,122.31 and 980,802.63 is: 1,353,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,169.82 : 2,422,122.31 = 980,802.63 : x
  2. Step 2: Convert to fraction form
    1,755,169.82/2,422,122.31 = 980,802.63/x
  3. Step 3: Cross multiply
    1,755,169.82x = 2,422,122.31 × 980,802.63
  4. Step 4: Simplify right side
    1,755,169.82x = 2,375,623,931,829.68
  5. Step 5: Solve for x
    x = 2,375,623,931,829.68/1,755,169.82
  6. Step 6: Final answer
    x = 1,353,500.90

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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.