Home / 2,798,213.97-4,196,851.44-776,663.27

Finding the Fourth Proportional to 2,798,213.97, 4,196,851.44 and 776,663.27

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Solution

The fourth proportional to 2,798,213.97, 4,196,851.44 and 776,663.27 is: 1,164,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,213.97 : 4,196,851.44 = 776,663.27 : x
  2. Step 2: Convert to fraction form
    2,798,213.97/4,196,851.44 = 776,663.27/x
  3. Step 3: Cross multiply
    2,798,213.97x = 4,196,851.44 × 776,663.27
  4. Step 4: Simplify right side
    2,798,213.97x = 3,259,540,363,094.61
  5. Step 5: Solve for x
    x = 3,259,540,363,094.61/2,798,213.97
  6. Step 6: Final answer
    x = 1,164,864.59

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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.