Home / 5,265,213.25-7,897,820.01-1,276,125.25

Finding the Fourth Proportional to 5,265,213.25, 7,897,820.01 and 1,276,125.25

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Solution

The fourth proportional to 5,265,213.25, 7,897,820.01 and 1,276,125.25 is: 1,914,187.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,213.25 : 7,897,820.01 = 1,276,125.25 : x
  2. Step 2: Convert to fraction form
    5,265,213.25/7,897,820.01 = 1,276,125.25/x
  3. Step 3: Cross multiply
    5,265,213.25x = 7,897,820.01 × 1,276,125.25
  4. Step 4: Simplify right side
    5,265,213.25x = 10,078,607,534,716.25
  5. Step 5: Solve for x
    x = 10,078,607,534,716.25/5,265,213.25
  6. Step 6: Final answer
    x = 1,914,187.91

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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.