Home / 3,139,347.48-4,709,514.78-1,342,240.44

Finding the Fourth Proportional to 3,139,347.48, 4,709,514.78 and 1,342,240.44

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Solution

The fourth proportional to 3,139,347.48, 4,709,514.78 and 1,342,240.44 is: 2,013,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,347.48 : 4,709,514.78 = 1,342,240.44 : x
  2. Step 2: Convert to fraction form
    3,139,347.48/4,709,514.78 = 1,342,240.44/x
  3. Step 3: Cross multiply
    3,139,347.48x = 4,709,514.78 × 1,342,240.44
  4. Step 4: Simplify right side
    3,139,347.48x = 6,321,301,190,493.70
  5. Step 5: Solve for x
    x = 6,321,301,190,493.70/3,139,347.48
  6. Step 6: Final answer
    x = 2,013,571.68

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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.