Home / 3,138,160.20-4,707,937.26-894,317.64

Finding the Fourth Proportional to 3,138,160.20, 4,707,937.26 and 894,317.64

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Solution

The fourth proportional to 3,138,160.20, 4,707,937.26 and 894,317.64 is: 1,341,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,160.20 : 4,707,937.26 = 894,317.64 : x
  2. Step 2: Convert to fraction form
    3,138,160.20/4,707,937.26 = 894,317.64/x
  3. Step 3: Cross multiply
    3,138,160.20x = 4,707,937.26 × 894,317.64
  4. Step 4: Simplify right side
    3,138,160.20x = 4,210,391,339,631.27
  5. Step 5: Solve for x
    x = 4,210,391,339,631.27/3,138,160.20
  6. Step 6: Final answer
    x = 1,341,675.08

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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.