Home / 1,540,015.11-2,308,393.68-580,055.36

Finding the Fourth Proportional to 1,540,015.11, 2,308,393.68 and 580,055.36

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Solution

The fourth proportional to 1,540,015.11, 2,308,393.68 and 580,055.36 is: 869,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,015.11 : 2,308,393.68 = 580,055.36 : x
  2. Step 2: Convert to fraction form
    1,540,015.11/2,308,393.68 = 580,055.36/x
  3. Step 3: Cross multiply
    1,540,015.11x = 2,308,393.68 × 580,055.36
  4. Step 4: Simplify right side
    1,540,015.11x = 1,338,996,115,532.16
  5. Step 5: Solve for x
    x = 1,338,996,115,532.16/1,540,015.11
  6. Step 6: Final answer
    x = 869,469.47

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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.