Home / 2,262,639.50-3,122,326.92-1,243,847.42

Finding the Fourth Proportional to 2,262,639.50, 3,122,326.92 and 1,243,847.42

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Solution

The fourth proportional to 2,262,639.50, 3,122,326.92 and 1,243,847.42 is: 1,716,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,639.50 : 3,122,326.92 = 1,243,847.42 : x
  2. Step 2: Convert to fraction form
    2,262,639.50/3,122,326.92 = 1,243,847.42/x
  3. Step 3: Cross multiply
    2,262,639.50x = 3,122,326.92 × 1,243,847.42
  4. Step 4: Simplify right side
    2,262,639.50x = 3,883,698,283,838.55
  5. Step 5: Solve for x
    x = 3,883,698,283,838.55/2,262,639.50
  6. Step 6: Final answer
    x = 1,716,445.90

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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.