Home / 2,784,550.30-4,176,828.77-762,811.62

Finding the Fourth Proportional to 2,784,550.30, 4,176,828.77 and 762,811.62

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Solution

The fourth proportional to 2,784,550.30, 4,176,828.77 and 762,811.62 is: 1,144,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,550.30 : 4,176,828.77 = 762,811.62 : x
  2. Step 2: Convert to fraction form
    2,784,550.30/4,176,828.77 = 762,811.62/x
  3. Step 3: Cross multiply
    2,784,550.30x = 4,176,828.77 × 762,811.62
  4. Step 4: Simplify right side
    2,784,550.30x = 3,186,133,520,506.31
  5. Step 5: Solve for x
    x = 3,186,133,520,506.31/2,784,550.30
  6. Step 6: Final answer
    x = 1,144,218.34

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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.