Home / 3,207,667.47-4,810,063.14-1,911,431.19

Finding the Fourth Proportional to 3,207,667.47, 4,810,063.14 and 1,911,431.19

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Solution

The fourth proportional to 3,207,667.47, 4,810,063.14 and 1,911,431.19 is: 2,866,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,667.47 : 4,810,063.14 = 1,911,431.19 : x
  2. Step 2: Convert to fraction form
    3,207,667.47/4,810,063.14 = 1,911,431.19/x
  3. Step 3: Cross multiply
    3,207,667.47x = 4,810,063.14 × 1,911,431.19
  4. Step 4: Simplify right side
    3,207,667.47x = 9,194,104,711,665.34
  5. Step 5: Solve for x
    x = 9,194,104,711,665.34/3,207,667.47
  6. Step 6: Final answer
    x = 2,866,289.85

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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.