Home / 3,108,802.96-4,663,178.52-864,934.48

Finding the Fourth Proportional to 3,108,802.96, 4,663,178.52 and 864,934.48

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Solution

The fourth proportional to 3,108,802.96, 4,663,178.52 and 864,934.48 is: 1,297,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,802.96 : 4,663,178.52 = 864,934.48 : x
  2. Step 2: Convert to fraction form
    3,108,802.96/4,663,178.52 = 864,934.48/x
  3. Step 3: Cross multiply
    3,108,802.96x = 4,663,178.52 × 864,934.48
  4. Step 4: Simplify right side
    3,108,802.96x = 4,033,343,888,343.37
  5. Step 5: Solve for x
    x = 4,033,343,888,343.37/3,108,802.96
  6. Step 6: Final answer
    x = 1,297,394.51

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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.