Home / 1,333,792.82-1,840,131.65-875,160.56

Finding the Fourth Proportional to 1,333,792.82, 1,840,131.65 and 875,160.56

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Solution

The fourth proportional to 1,333,792.82, 1,840,131.65 and 875,160.56 is: 1,207,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,792.82 : 1,840,131.65 = 875,160.56 : x
  2. Step 2: Convert to fraction form
    1,333,792.82/1,840,131.65 = 875,160.56/x
  3. Step 3: Cross multiply
    1,333,792.82x = 1,840,131.65 × 875,160.56
  4. Step 4: Simplify right side
    1,333,792.82x = 1,610,410,631,711.26
  5. Step 5: Solve for x
    x = 1,610,410,631,711.26/1,333,792.82
  6. Step 6: Final answer
    x = 1,207,391.89

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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.