Home / 2,477,937.52-3,420,755.16-1,661,842.72

Finding the Fourth Proportional to 2,477,937.52, 3,420,755.16 and 1,661,842.72

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Solution

The fourth proportional to 2,477,937.52, 3,420,755.16 and 1,661,842.72 is: 2,294,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,937.52 : 3,420,755.16 = 1,661,842.72 : x
  2. Step 2: Convert to fraction form
    2,477,937.52/3,420,755.16 = 1,661,842.72/x
  3. Step 3: Cross multiply
    2,477,937.52x = 3,420,755.16 × 1,661,842.72
  4. Step 4: Simplify right side
    2,477,937.52x = 5,684,757,059,548.44
  5. Step 5: Solve for x
    x = 5,684,757,059,548.44/2,477,937.52
  6. Step 6: Final answer
    x = 2,294,148.67

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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.