Home / 2,239,669.24-3,090,610.38-1,272,665.32

Finding the Fourth Proportional to 2,239,669.24, 3,090,610.38 and 1,272,665.32

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Solution

The fourth proportional to 2,239,669.24, 3,090,610.38 and 1,272,665.32 is: 1,756,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,669.24 : 3,090,610.38 = 1,272,665.32 : x
  2. Step 2: Convert to fraction form
    2,239,669.24/3,090,610.38 = 1,272,665.32/x
  3. Step 3: Cross multiply
    2,239,669.24x = 3,090,610.38 × 1,272,665.32
  4. Step 4: Simplify right side
    2,239,669.24x = 3,933,312,645,303.99
  5. Step 5: Solve for x
    x = 3,933,312,645,303.99/2,239,669.24
  6. Step 6: Final answer
    x = 1,756,202.47

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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.