Home / 1,853,013.47-2,556,795.04-1,164,286.33

Finding the Fourth Proportional to 1,853,013.47, 2,556,795.04 and 1,164,286.33

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Solution

The fourth proportional to 1,853,013.47, 2,556,795.04 and 1,164,286.33 is: 1,606,486.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,013.47 : 2,556,795.04 = 1,164,286.33 : x
  2. Step 2: Convert to fraction form
    1,853,013.47/2,556,795.04 = 1,164,286.33/x
  3. Step 3: Cross multiply
    1,853,013.47x = 2,556,795.04 × 1,164,286.33
  4. Step 4: Simplify right side
    1,853,013.47x = 2,976,841,504,381.10
  5. Step 5: Solve for x
    x = 2,976,841,504,381.10/1,853,013.47
  6. Step 6: Final answer
    x = 1,606,486.71

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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.