Home / 1,043,803.26-1,439,456.67-681,111.18

Finding the Fourth Proportional to 1,043,803.26, 1,439,456.67 and 681,111.18

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Solution

The fourth proportional to 1,043,803.26, 1,439,456.67 and 681,111.18 is: 939,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,803.26 : 1,439,456.67 = 681,111.18 : x
  2. Step 2: Convert to fraction form
    1,043,803.26/1,439,456.67 = 681,111.18/x
  3. Step 3: Cross multiply
    1,043,803.26x = 1,439,456.67 × 681,111.18
  4. Step 4: Simplify right side
    1,043,803.26x = 980,430,031,062.57
  5. Step 5: Solve for x
    x = 980,430,031,062.57/1,043,803.26
  6. Step 6: Final answer
    x = 939,286.23

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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.