Home / 3,040,688.10-4,561,032.15-1,620,012.90

Finding the Fourth Proportional to 3,040,688.10, 4,561,032.15 and 1,620,012.90

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Solution

The fourth proportional to 3,040,688.10, 4,561,032.15 and 1,620,012.90 is: 2,430,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,688.10 : 4,561,032.15 = 1,620,012.90 : x
  2. Step 2: Convert to fraction form
    3,040,688.10/4,561,032.15 = 1,620,012.90/x
  3. Step 3: Cross multiply
    3,040,688.10x = 4,561,032.15 × 1,620,012.90
  4. Step 4: Simplify right side
    3,040,688.10x = 7,388,930,920,314.74
  5. Step 5: Solve for x
    x = 7,388,930,920,314.74/3,040,688.10
  6. Step 6: Final answer
    x = 2,430,019.35

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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.