Home / 3,246,205.52-4,479,970.94-1,815,421.52

Finding the Fourth Proportional to 3,246,205.52, 4,479,970.94 and 1,815,421.52

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Solution

The fourth proportional to 3,246,205.52, 4,479,970.94 and 1,815,421.52 is: 2,505,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,205.52 : 4,479,970.94 = 1,815,421.52 : x
  2. Step 2: Convert to fraction form
    3,246,205.52/4,479,970.94 = 1,815,421.52/x
  3. Step 3: Cross multiply
    3,246,205.52x = 4,479,970.94 × 1,815,421.52
  4. Step 4: Simplify right side
    3,246,205.52x = 8,133,035,653,450.63
  5. Step 5: Solve for x
    x = 8,133,035,653,450.63/3,246,205.52
  6. Step 6: Final answer
    x = 2,505,397.64

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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.