Home / 1,303,434.62-1,798,846.29-722,839.58

Finding the Fourth Proportional to 1,303,434.62, 1,798,846.29 and 722,839.58

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Solution

The fourth proportional to 1,303,434.62, 1,798,846.29 and 722,839.58 is: 997,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,434.62 : 1,798,846.29 = 722,839.58 : x
  2. Step 2: Convert to fraction form
    1,303,434.62/1,798,846.29 = 722,839.58/x
  3. Step 3: Cross multiply
    1,303,434.62x = 1,798,846.29 × 722,839.58
  4. Step 4: Simplify right side
    1,303,434.62x = 1,300,277,287,753.93
  5. Step 5: Solve for x
    x = 1,300,277,287,753.93/1,303,434.62
  6. Step 6: Final answer
    x = 997,577.69

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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.