Home / 1,113,242.29-1,536,227.22-629,815.66

Finding the Fourth Proportional to 1,113,242.29, 1,536,227.22 and 629,815.66

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Solution

The fourth proportional to 1,113,242.29, 1,536,227.22 and 629,815.66 is: 869,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,242.29 : 1,536,227.22 = 629,815.66 : x
  2. Step 2: Convert to fraction form
    1,113,242.29/1,536,227.22 = 629,815.66/x
  3. Step 3: Cross multiply
    1,113,242.29x = 1,536,227.22 × 629,815.66
  4. Step 4: Simplify right side
    1,113,242.29x = 967,539,960,474.27
  5. Step 5: Solve for x
    x = 967,539,960,474.27/1,113,242.29
  6. Step 6: Final answer
    x = 869,118.94

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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.