Home / 938,398.37-1,400,730.17-806,128.61

Finding the Fourth Proportional to 938,398.37, 1,400,730.17 and 806,128.61

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Solution

The fourth proportional to 938,398.37, 1,400,730.17 and 806,128.61 is: 1,203,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,398.37 : 1,400,730.17 = 806,128.61 : x
  2. Step 2: Convert to fraction form
    938,398.37/1,400,730.17 = 806,128.61/x
  3. Step 3: Cross multiply
    938,398.37x = 1,400,730.17 × 806,128.61
  4. Step 4: Simplify right side
    938,398.37x = 1,129,168,653,892.87
  5. Step 5: Solve for x
    x = 1,129,168,653,892.87/938,398.37
  6. Step 6: Final answer
    x = 1,203,293.50

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.