Home / 817,509.55-1,233,943.42-817,509.55

Finding the Fourth Proportional to 817,509.55, 1,233,943.42 and 817,509.55

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Solution

The fourth proportional to 817,509.55, 1,233,943.42 and 817,509.55 is: 1,233,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,509.55 : 1,233,943.42 = 817,509.55 : x
  2. Step 2: Convert to fraction form
    817,509.55/1,233,943.42 = 817,509.55/x
  3. Step 3: Cross multiply
    817,509.55x = 1,233,943.42 × 817,509.55
  4. Step 4: Simplify right side
    817,509.55x = 1,008,760,530,009.66
  5. Step 5: Solve for x
    x = 1,008,760,530,009.66/817,509.55
  6. Step 6: Final answer
    x = 1,233,943.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.