Home / 2,599,316.21-3,897,313.56-1,248,791.77

Finding the Fourth Proportional to 2,599,316.21, 3,897,313.56 and 1,248,791.77

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Solution

The fourth proportional to 2,599,316.21, 3,897,313.56 and 1,248,791.77 is: 1,872,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599,316.21 : 3,897,313.56 = 1,248,791.77 : x
  2. Step 2: Convert to fraction form
    2,599,316.21/3,897,313.56 = 1,248,791.77/x
  3. Step 3: Cross multiply
    2,599,316.21x = 3,897,313.56 × 1,248,791.77
  4. Step 4: Simplify right side
    2,599,316.21x = 4,866,933,098,837.40
  5. Step 5: Solve for x
    x = 4,866,933,098,837.40/2,599,316.21
  6. Step 6: Final answer
    x = 1,872,389.78

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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.