Home / 3,167,816.90-4,371,618.57-1,717,508.42

Finding the Fourth Proportional to 3,167,816.90, 4,371,618.57 and 1,717,508.42

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Solution

The fourth proportional to 3,167,816.90, 4,371,618.57 and 1,717,508.42 is: 2,370,178.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,816.90 : 4,371,618.57 = 1,717,508.42 : x
  2. Step 2: Convert to fraction form
    3,167,816.90/4,371,618.57 = 1,717,508.42/x
  3. Step 3: Cross multiply
    3,167,816.90x = 4,371,618.57 × 1,717,508.42
  4. Step 4: Simplify right side
    3,167,816.90x = 7,508,291,703,003.36
  5. Step 5: Solve for x
    x = 7,508,291,703,003.36/3,167,816.90
  6. Step 6: Final answer
    x = 2,370,178.56

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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.