Home / 1,132,138.50-1,562,351.13-622,829.94

Finding the Fourth Proportional to 1,132,138.50, 1,562,351.13 and 622,829.94

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Solution

The fourth proportional to 1,132,138.50, 1,562,351.13 and 622,829.94 is: 859,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,138.50 : 1,562,351.13 = 622,829.94 : x
  2. Step 2: Convert to fraction form
    1,132,138.50/1,562,351.13 = 622,829.94/x
  3. Step 3: Cross multiply
    1,132,138.50x = 1,562,351.13 × 622,829.94
  4. Step 4: Simplify right side
    1,132,138.50x = 973,079,060,556.83
  5. Step 5: Solve for x
    x = 973,079,060,556.83/1,132,138.50
  6. Step 6: Final answer
    x = 859,505.32

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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.