Home / 5,121,040.86-7,681,563.85-1,334,514.14

Finding the Fourth Proportional to 5,121,040.86, 7,681,563.85 and 1,334,514.14

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Solution

The fourth proportional to 5,121,040.86, 7,681,563.85 and 1,334,514.14 is: 2,001,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,040.86 : 7,681,563.85 = 1,334,514.14 : x
  2. Step 2: Convert to fraction form
    5,121,040.86/7,681,563.85 = 1,334,514.14/x
  3. Step 3: Cross multiply
    5,121,040.86x = 7,681,563.85 × 1,334,514.14
  4. Step 4: Simplify right side
    5,121,040.86x = 10,251,155,575,137.84
  5. Step 5: Solve for x
    x = 10,251,155,575,137.84/5,121,040.86
  6. Step 6: Final answer
    x = 2,001,771.88

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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.