Home / 4,421,167.89-6,629,932.65-1,689,724.17

Finding the Fourth Proportional to 4,421,167.89, 6,629,932.65 and 1,689,724.17

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Solution

The fourth proportional to 4,421,167.89, 6,629,932.65 and 1,689,724.17 is: 2,533,890.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,167.89 : 6,629,932.65 = 1,689,724.17 : x
  2. Step 2: Convert to fraction form
    4,421,167.89/6,629,932.65 = 1,689,724.17/x
  3. Step 3: Cross multiply
    4,421,167.89x = 6,629,932.65 × 1,689,724.17
  4. Step 4: Simplify right side
    4,421,167.89x = 11,202,757,444,177.15
  5. Step 5: Solve for x
    x = 11,202,757,444,177.15/4,421,167.89
  6. Step 6: Final answer
    x = 2,533,890.98

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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.