Home / 3,077,556.50-4,247,029.77-1,719,429.50

Finding the Fourth Proportional to 3,077,556.50, 4,247,029.77 and 1,719,429.50

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Solution

The fourth proportional to 3,077,556.50, 4,247,029.77 and 1,719,429.50 is: 2,372,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,556.50 : 4,247,029.77 = 1,719,429.50 : x
  2. Step 2: Convert to fraction form
    3,077,556.50/4,247,029.77 = 1,719,429.50/x
  3. Step 3: Cross multiply
    3,077,556.50x = 4,247,029.77 × 1,719,429.50
  4. Step 4: Simplify right side
    3,077,556.50x = 7,302,468,273,916.21
  5. Step 5: Solve for x
    x = 7,302,468,273,916.21/3,077,556.50
  6. Step 6: Final answer
    x = 2,372,813.72

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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.