Home / 3,402,970.80-5,106,584.46-1,381,214.68

Finding the Fourth Proportional to 3,402,970.80, 5,106,584.46 and 1,381,214.68

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Solution

The fourth proportional to 3,402,970.80, 5,106,584.46 and 1,381,214.68 is: 2,072,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,970.80 : 5,106,584.46 = 1,381,214.68 : x
  2. Step 2: Convert to fraction form
    3,402,970.80/5,106,584.46 = 1,381,214.68/x
  3. Step 3: Cross multiply
    3,402,970.80x = 5,106,584.46 × 1,381,214.68
  4. Step 4: Simplify right side
    3,402,970.80x = 7,053,289,420,811.87
  5. Step 5: Solve for x
    x = 7,053,289,420,811.87/3,402,970.80
  6. Step 6: Final answer
    x = 2,072,685.85

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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.