Home / 3,012,872.68-4,519,464.54-769,030.12

Finding the Fourth Proportional to 3,012,872.68, 4,519,464.54 and 769,030.12

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Solution

The fourth proportional to 3,012,872.68, 4,519,464.54 and 769,030.12 is: 1,153,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,872.68 : 4,519,464.54 = 769,030.12 : x
  2. Step 2: Convert to fraction form
    3,012,872.68/4,519,464.54 = 769,030.12/x
  3. Step 3: Cross multiply
    3,012,872.68x = 4,519,464.54 × 769,030.12
  4. Step 4: Simplify right side
    3,012,872.68x = 3,475,604,357,531.95
  5. Step 5: Solve for x
    x = 3,475,604,357,531.95/3,012,872.68
  6. Step 6: Final answer
    x = 1,153,584.88

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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.