Home / 3,106,834.78-4,287,364.98-1,711,435.43

Finding the Fourth Proportional to 3,106,834.78, 4,287,364.98 and 1,711,435.43

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Solution

The fourth proportional to 3,106,834.78, 4,287,364.98 and 1,711,435.43 is: 2,361,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,834.78 : 4,287,364.98 = 1,711,435.43 : x
  2. Step 2: Convert to fraction form
    3,106,834.78/4,287,364.98 = 1,711,435.43/x
  3. Step 3: Cross multiply
    3,106,834.78x = 4,287,364.98 × 1,711,435.43
  4. Step 4: Simplify right side
    3,106,834.78x = 7,337,548,328,113.24
  5. Step 5: Solve for x
    x = 7,337,548,328,113.24/3,106,834.78
  6. Step 6: Final answer
    x = 2,361,743.98

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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.