Home / 2,108,954.88-3,163,420.80-511,514.88

Finding the Fourth Proportional to 2,108,954.88, 3,163,420.80 and 511,514.88

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Solution

The fourth proportional to 2,108,954.88, 3,163,420.80 and 511,514.88 is: 767,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,954.88 : 3,163,420.80 = 511,514.88 : x
  2. Step 2: Convert to fraction form
    2,108,954.88/3,163,420.80 = 511,514.88/x
  3. Step 3: Cross multiply
    2,108,954.88x = 3,163,420.80 × 511,514.88
  4. Step 4: Simplify right side
    2,108,954.88x = 1,618,136,810,901.50
  5. Step 5: Solve for x
    x = 1,618,136,810,901.50/2,108,954.88
  6. Step 6: Final answer
    x = 767,269.53

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Double scale
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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.