Home / 1,238,020.89-1,707,840.03-808,552.41

Finding the Fourth Proportional to 1,238,020.89, 1,707,840.03 and 808,552.41

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Solution

The fourth proportional to 1,238,020.89, 1,707,840.03 and 808,552.41 is: 1,115,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,020.89 : 1,707,840.03 = 808,552.41 : x
  2. Step 2: Convert to fraction form
    1,238,020.89/1,707,840.03 = 808,552.41/x
  3. Step 3: Cross multiply
    1,238,020.89x = 1,707,840.03 × 808,552.41
  4. Step 4: Simplify right side
    1,238,020.89x = 1,380,878,172,150.97
  5. Step 5: Solve for x
    x = 1,380,878,172,150.97/1,238,020.89
  6. Step 6: Final answer
    x = 1,115,391.66

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