Home / 1,106,519.36-1,658,794.35-432,447.38

Finding the Fourth Proportional to 1,106,519.36, 1,658,794.35 and 432,447.38

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Solution

The fourth proportional to 1,106,519.36, 1,658,794.35 and 432,447.38 is: 648,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,519.36 : 1,658,794.35 = 432,447.38 : x
  2. Step 2: Convert to fraction form
    1,106,519.36/1,658,794.35 = 432,447.38/x
  3. Step 3: Cross multiply
    1,106,519.36x = 1,658,794.35 × 432,447.38
  4. Step 4: Simplify right side
    1,106,519.36x = 717,341,270,616.30
  5. Step 5: Solve for x
    x = 717,341,270,616.30/1,106,519.36
  6. Step 6: Final answer
    x = 648,286.24

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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.