Home / 3,208,148.58-4,812,829.80-1,289,209.14

Finding the Fourth Proportional to 3,208,148.58, 4,812,829.80 and 1,289,209.14

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Solution

The fourth proportional to 3,208,148.58, 4,812,829.80 and 1,289,209.14 is: 1,934,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,148.58 : 4,812,829.80 = 1,289,209.14 : x
  2. Step 2: Convert to fraction form
    3,208,148.58/4,812,829.80 = 1,289,209.14/x
  3. Step 3: Cross multiply
    3,208,148.58x = 4,812,829.80 × 1,289,209.14
  4. Step 4: Simplify right side
    3,208,148.58x = 6,204,744,167,424.37
  5. Step 5: Solve for x
    x = 6,204,744,167,424.37/3,208,148.58
  6. Step 6: Final answer
    x = 1,934,057.61

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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.