Home / 1,336,726.37-2,004,288.71-425,515.16

Finding the Fourth Proportional to 1,336,726.37, 2,004,288.71 and 425,515.16

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Solution

The fourth proportional to 1,336,726.37, 2,004,288.71 and 425,515.16 is: 638,017.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,726.37 : 2,004,288.71 = 425,515.16 : x
  2. Step 2: Convert to fraction form
    1,336,726.37/2,004,288.71 = 425,515.16/x
  3. Step 3: Cross multiply
    1,336,726.37x = 2,004,288.71 × 425,515.16
  4. Step 4: Simplify right side
    1,336,726.37x = 852,855,231,121.84
  5. Step 5: Solve for x
    x = 852,855,231,121.84/1,336,726.37
  6. Step 6: Final answer
    x = 638,017.81

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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.