Home / 1,451,562.21-2,003,042.39-806,943.15

Finding the Fourth Proportional to 1,451,562.21, 2,003,042.39 and 806,943.15

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Solution

The fourth proportional to 1,451,562.21, 2,003,042.39 and 806,943.15 is: 1,113,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,562.21 : 2,003,042.39 = 806,943.15 : x
  2. Step 2: Convert to fraction form
    1,451,562.21/2,003,042.39 = 806,943.15/x
  3. Step 3: Cross multiply
    1,451,562.21x = 2,003,042.39 × 806,943.15
  4. Step 4: Simplify right side
    1,451,562.21x = 1,616,341,331,735.41
  5. Step 5: Solve for x
    x = 1,616,341,331,735.41/1,451,562.21
  6. Step 6: Final answer
    x = 1,113,518.47

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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.