Home / 1,146,223.44-1,581,297.79-715,756.23

Finding the Fourth Proportional to 1,146,223.44, 1,581,297.79 and 715,756.23

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Solution

The fourth proportional to 1,146,223.44, 1,581,297.79 and 715,756.23 is: 987,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,223.44 : 1,581,297.79 = 715,756.23 : x
  2. Step 2: Convert to fraction form
    1,146,223.44/1,581,297.79 = 715,756.23/x
  3. Step 3: Cross multiply
    1,146,223.44x = 1,581,297.79 × 715,756.23
  4. Step 4: Simplify right side
    1,146,223.44x = 1,131,823,744,677.73
  5. Step 5: Solve for x
    x = 1,131,823,744,677.73/1,146,223.44
  6. Step 6: Final answer
    x = 987,437.27

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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.