Home / 3,654,028.69-5,478,551.83-1,853,440.13

Finding the Fourth Proportional to 3,654,028.69, 5,478,551.83 and 1,853,440.13

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Solution

The fourth proportional to 3,654,028.69, 5,478,551.83 and 1,853,440.13 is: 2,778,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,028.69 : 5,478,551.83 = 1,853,440.13 : x
  2. Step 2: Convert to fraction form
    3,654,028.69/5,478,551.83 = 1,853,440.13/x
  3. Step 3: Cross multiply
    3,654,028.69x = 5,478,551.83 × 1,853,440.13
  4. Step 4: Simplify right side
    3,654,028.69x = 10,154,167,806,739.74
  5. Step 5: Solve for x
    x = 10,154,167,806,739.74/3,654,028.69
  6. Step 6: Final answer
    x = 2,778,896.58

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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.