Home / 1,151,392-1,726,235.05-551,782.21

Finding the Fourth Proportional to 1,151,392, 1,726,235.05 and 551,782.21

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Solution

The fourth proportional to 1,151,392, 1,726,235.05 and 551,782.21 is: 827,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,392 : 1,726,235.05 = 551,782.21 : x
  2. Step 2: Convert to fraction form
    1,151,392/1,726,235.05 = 551,782.21/x
  3. Step 3: Cross multiply
    1,151,392x = 1,726,235.05 × 551,782.21
  4. Step 4: Simplify right side
    1,151,392x = 952,505,790,868.46
  5. Step 5: Solve for x
    x = 952,505,790,868.46/1,151,392
  6. Step 6: Final answer
    x = 827,264.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.