Home / 1,061,631-1,465,028.91-578,204.64

Finding the Fourth Proportional to 1,061,631, 1,465,028.91 and 578,204.64

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Solution

The fourth proportional to 1,061,631, 1,465,028.91 and 578,204.64 is: 797,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,631 : 1,465,028.91 = 578,204.64 : x
  2. Step 2: Convert to fraction form
    1,061,631/1,465,028.91 = 578,204.64/x
  3. Step 3: Cross multiply
    1,061,631x = 1,465,028.91 × 578,204.64
  4. Step 4: Simplify right side
    1,061,631x = 847,086,513,496.14
  5. Step 5: Solve for x
    x = 847,086,513,496.14/1,061,631
  6. Step 6: Final answer
    x = 797,910.49

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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.