Home / 3,207,115.92-4,425,832.71-1,756,821.45

Finding the Fourth Proportional to 3,207,115.92, 4,425,832.71 and 1,756,821.45

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Solution

The fourth proportional to 3,207,115.92, 4,425,832.71 and 1,756,821.45 is: 2,424,420.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,115.92 : 4,425,832.71 = 1,756,821.45 : x
  2. Step 2: Convert to fraction form
    3,207,115.92/4,425,832.71 = 1,756,821.45/x
  3. Step 3: Cross multiply
    3,207,115.92x = 4,425,832.71 × 1,756,821.45
  4. Step 4: Simplify right side
    3,207,115.92x = 7,775,397,855,636.50
  5. Step 5: Solve for x
    x = 7,775,397,855,636.50/3,207,115.92
  6. Step 6: Final answer
    x = 2,424,420.58

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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.