Home / 3,413,479.70-5,120,219.55-2,201,006.90

Finding the Fourth Proportional to 3,413,479.70, 5,120,219.55 and 2,201,006.90

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Solution

The fourth proportional to 3,413,479.70, 5,120,219.55 and 2,201,006.90 is: 3,301,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,479.70 : 5,120,219.55 = 2,201,006.90 : x
  2. Step 2: Convert to fraction form
    3,413,479.70/5,120,219.55 = 2,201,006.90/x
  3. Step 3: Cross multiply
    3,413,479.70x = 5,120,219.55 × 2,201,006.90
  4. Step 4: Simplify right side
    3,413,479.70x = 11,269,638,559,064.89
  5. Step 5: Solve for x
    x = 11,269,638,559,064.89/3,413,479.70
  6. Step 6: Final answer
    x = 3,301,510.35

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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.