Home / 1,999,840.13-2,999,760.20-503,932.13

Finding the Fourth Proportional to 1,999,840.13, 2,999,760.20 and 503,932.13

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Solution

The fourth proportional to 1,999,840.13, 2,999,760.20 and 503,932.13 is: 755,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,840.13 : 2,999,760.20 = 503,932.13 : x
  2. Step 2: Convert to fraction form
    1,999,840.13/2,999,760.20 = 503,932.13/x
  3. Step 3: Cross multiply
    1,999,840.13x = 2,999,760.20 × 503,932.13
  4. Step 4: Simplify right side
    1,999,840.13x = 1,511,675,529,556.76
  5. Step 5: Solve for x
    x = 1,511,675,529,556.76/1,999,840.13
  6. Step 6: Final answer
    x = 755,898.19

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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.