Home / 3,851,154.54-5,314,676.13-2,108,897.46

Finding the Fourth Proportional to 3,851,154.54, 5,314,676.13 and 2,108,897.46

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Solution

The fourth proportional to 3,851,154.54, 5,314,676.13 and 2,108,897.46 is: 2,910,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,154.54 : 5,314,676.13 = 2,108,897.46 : x
  2. Step 2: Convert to fraction form
    3,851,154.54/5,314,676.13 = 2,108,897.46/x
  3. Step 3: Cross multiply
    3,851,154.54x = 5,314,676.13 × 2,108,897.46
  4. Step 4: Simplify right side
    3,851,154.54x = 11,208,106,991,279.63
  5. Step 5: Solve for x
    x = 11,208,106,991,279.63/3,851,154.54
  6. Step 6: Final answer
    x = 2,910,323.87

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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.