Home / 4,090,722.29-6,137,890.78-2,144,986.21

Finding the Fourth Proportional to 4,090,722.29, 6,137,890.78 and 2,144,986.21

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Solution

The fourth proportional to 4,090,722.29, 6,137,890.78 and 2,144,986.21 is: 3,218,427.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,722.29 : 6,137,890.78 = 2,144,986.21 : x
  2. Step 2: Convert to fraction form
    4,090,722.29/6,137,890.78 = 2,144,986.21/x
  3. Step 3: Cross multiply
    4,090,722.29x = 6,137,890.78 × 2,144,986.21
  4. Step 4: Simplify right side
    4,090,722.29x = 13,165,691,087,917.89
  5. Step 5: Solve for x
    x = 13,165,691,087,917.89/4,090,722.29
  6. Step 6: Final answer
    x = 3,218,427.00

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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.