Home / 3,581,143.85-5,368,123.33-1,663,401.22

Finding the Fourth Proportional to 3,581,143.85, 5,368,123.33 and 1,663,401.22

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Solution

The fourth proportional to 3,581,143.85, 5,368,123.33 and 1,663,401.22 is: 2,493,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,143.85 : 5,368,123.33 = 1,663,401.22 : x
  2. Step 2: Convert to fraction form
    3,581,143.85/5,368,123.33 = 1,663,401.22/x
  3. Step 3: Cross multiply
    3,581,143.85x = 5,368,123.33 × 1,663,401.22
  4. Step 4: Simplify right side
    3,581,143.85x = 8,929,342,878,653.65
  5. Step 5: Solve for x
    x = 8,929,342,878,653.65/3,581,143.85
  6. Step 6: Final answer
    x = 2,493,433.17

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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.