Home / 3,935,055.51-5,904,298.71-1,378,104.75

Finding the Fourth Proportional to 3,935,055.51, 5,904,298.71 and 1,378,104.75

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Solution

The fourth proportional to 3,935,055.51, 5,904,298.71 and 1,378,104.75 is: 2,067,757.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,055.51 : 5,904,298.71 = 1,378,104.75 : x
  2. Step 2: Convert to fraction form
    3,935,055.51/5,904,298.71 = 1,378,104.75/x
  3. Step 3: Cross multiply
    3,935,055.51x = 5,904,298.71 × 1,378,104.75
  4. Step 4: Simplify right side
    3,935,055.51x = 8,136,742,097,669.87
  5. Step 5: Solve for x
    x = 8,136,742,097,669.87/3,935,055.51
  6. Step 6: Final answer
    x = 2,067,757.89

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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.