Home / 1,625,839.29-2,243,658.33-890,796.69

Finding the Fourth Proportional to 1,625,839.29, 2,243,658.33 and 890,796.69

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Solution

The fourth proportional to 1,625,839.29, 2,243,658.33 and 890,796.69 is: 1,229,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,839.29 : 2,243,658.33 = 890,796.69 : x
  2. Step 2: Convert to fraction form
    1,625,839.29/2,243,658.33 = 890,796.69/x
  3. Step 3: Cross multiply
    1,625,839.29x = 2,243,658.33 × 890,796.69
  4. Step 4: Simplify right side
    1,625,839.29x = 1,998,643,417,237.08
  5. Step 5: Solve for x
    x = 1,998,643,417,237.08/1,625,839.29
  6. Step 6: Final answer
    x = 1,229,299.49

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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.