Home / 1,303,367.92-1,798,704.62-722,554.11

Finding the Fourth Proportional to 1,303,367.92, 1,798,704.62 and 722,554.11

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Solution

The fourth proportional to 1,303,367.92, 1,798,704.62 and 722,554.11 is: 997,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,367.92 : 1,798,704.62 = 722,554.11 : x
  2. Step 2: Convert to fraction form
    1,303,367.92/1,798,704.62 = 722,554.11/x
  3. Step 3: Cross multiply
    1,303,367.92x = 1,798,704.62 × 722,554.11
  4. Step 4: Simplify right side
    1,303,367.92x = 1,299,661,420,490.90
  5. Step 5: Solve for x
    x = 1,299,661,420,490.90/1,303,367.92
  6. Step 6: Final answer
    x = 997,156.22

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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.