Home / 1,320,667.73-1,824,018.24-890,207.81

Finding the Fourth Proportional to 1,320,667.73, 1,824,018.24 and 890,207.81

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Solution

The fourth proportional to 1,320,667.73, 1,824,018.24 and 890,207.81 is: 1,229,495.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,667.73 : 1,824,018.24 = 890,207.81 : x
  2. Step 2: Convert to fraction form
    1,320,667.73/1,824,018.24 = 890,207.81/x
  3. Step 3: Cross multiply
    1,320,667.73x = 1,824,018.24 × 890,207.81
  4. Step 4: Simplify right side
    1,320,667.73x = 1,623,755,273,710.36
  5. Step 5: Solve for x
    x = 1,623,755,273,710.36/1,320,667.73
  6. Step 6: Final answer
    x = 1,229,495.69

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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.