Home / 3,290,950.22-4,539,683.48-1,914,138.95

Finding the Fourth Proportional to 3,290,950.22, 4,539,683.48 and 1,914,138.95

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Solution

The fourth proportional to 3,290,950.22, 4,539,683.48 and 1,914,138.95 is: 2,640,448.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,950.22 : 4,539,683.48 = 1,914,138.95 : x
  2. Step 2: Convert to fraction form
    3,290,950.22/4,539,683.48 = 1,914,138.95/x
  3. Step 3: Cross multiply
    3,290,950.22x = 4,539,683.48 × 1,914,138.95
  4. Step 4: Simplify right side
    3,290,950.22x = 8,689,584,937,470.43
  5. Step 5: Solve for x
    x = 8,689,584,937,470.43/3,290,950.22
  6. Step 6: Final answer
    x = 2,640,448.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.