Home / 1,392,658.82-1,922,211.07-849,094.35

Finding the Fourth Proportional to 1,392,658.82, 1,922,211.07 and 849,094.35

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Solution

The fourth proportional to 1,392,658.82, 1,922,211.07 and 849,094.35 is: 1,171,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,658.82 : 1,922,211.07 = 849,094.35 : x
  2. Step 2: Convert to fraction form
    1,392,658.82/1,922,211.07 = 849,094.35/x
  3. Step 3: Cross multiply
    1,392,658.82x = 1,922,211.07 × 849,094.35
  4. Step 4: Simplify right side
    1,392,658.82x = 1,632,138,556,921.72
  5. Step 5: Solve for x
    x = 1,632,138,556,921.72/1,392,658.82
  6. Step 6: Final answer
    x = 1,171,958.65

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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.