Home / 2,646,556.36-3,969,858.93-753,297.28

Finding the Fourth Proportional to 2,646,556.36, 3,969,858.93 and 753,297.28

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Solution

The fourth proportional to 2,646,556.36, 3,969,858.93 and 753,297.28 is: 1,129,952.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,556.36 : 3,969,858.93 = 753,297.28 : x
  2. Step 2: Convert to fraction form
    2,646,556.36/3,969,858.93 = 753,297.28/x
  3. Step 3: Cross multiply
    2,646,556.36x = 3,969,858.93 × 753,297.28
  4. Step 4: Simplify right side
    2,646,556.36x = 2,990,483,933,952.71
  5. Step 5: Solve for x
    x = 2,990,483,933,952.71/2,646,556.36
  6. Step 6: Final answer
    x = 1,129,952.86

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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.