Home / 1,005,363.57-1,387,366.61-552,651.33

Finding the Fourth Proportional to 1,005,363.57, 1,387,366.61 and 552,651.33

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Solution

The fourth proportional to 1,005,363.57, 1,387,366.61 and 552,651.33 is: 762,639.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,363.57 : 1,387,366.61 = 552,651.33 : x
  2. Step 2: Convert to fraction form
    1,005,363.57/1,387,366.61 = 552,651.33/x
  3. Step 3: Cross multiply
    1,005,363.57x = 1,387,366.61 × 552,651.33
  4. Step 4: Simplify right side
    1,005,363.57x = 766,729,999,450.84
  5. Step 5: Solve for x
    x = 766,729,999,450.84/1,005,363.57
  6. Step 6: Final answer
    x = 762,639.53

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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.