Home / 3,513,806.86-4,847,178.26-2,137,571.50

Finding the Fourth Proportional to 3,513,806.86, 4,847,178.26 and 2,137,571.50

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Solution

The fourth proportional to 3,513,806.86, 4,847,178.26 and 2,137,571.50 is: 2,948,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,806.86 : 4,847,178.26 = 2,137,571.50 : x
  2. Step 2: Convert to fraction form
    3,513,806.86/4,847,178.26 = 2,137,571.50/x
  3. Step 3: Cross multiply
    3,513,806.86x = 4,847,178.26 × 2,137,571.50
  4. Step 4: Simplify right side
    3,513,806.86x = 10,361,190,103,995.59
  5. Step 5: Solve for x
    x = 10,361,190,103,995.59/3,513,806.86
  6. Step 6: Final answer
    x = 2,948,707.92

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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.