Home / 2,239,610.48-3,090,662.28-1,272,742.64

Finding the Fourth Proportional to 2,239,610.48, 3,090,662.28 and 1,272,742.64

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Solution

The fourth proportional to 2,239,610.48, 3,090,662.28 and 1,272,742.64 is: 1,756,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,610.48 : 3,090,662.28 = 1,272,742.64 : x
  2. Step 2: Convert to fraction form
    2,239,610.48/3,090,662.28 = 1,272,742.64/x
  3. Step 3: Cross multiply
    2,239,610.48x = 3,090,662.28 × 1,272,742.64
  4. Step 4: Simplify right side
    2,239,610.48x = 3,933,617,669,595.62
  5. Step 5: Solve for x
    x = 3,933,617,669,595.62/2,239,610.48
  6. Step 6: Final answer
    x = 1,756,384.74

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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.