Home / 1,302,667.55-1,797,661.51-729,728.23

Finding the Fourth Proportional to 1,302,667.55, 1,797,661.51 and 729,728.23

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Solution

The fourth proportional to 1,302,667.55, 1,797,661.51 and 729,728.23 is: 1,007,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,667.55 : 1,797,661.51 = 729,728.23 : x
  2. Step 2: Convert to fraction form
    1,302,667.55/1,797,661.51 = 729,728.23/x
  3. Step 3: Cross multiply
    1,302,667.55x = 1,797,661.51 × 729,728.23
  4. Step 4: Simplify right side
    1,302,667.55x = 1,311,804,351,831.43
  5. Step 5: Solve for x
    x = 1,311,804,351,831.43/1,302,667.55
  6. Step 6: Final answer
    x = 1,007,013.92

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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.