Home / 1,374,608.86-1,896,970.54-762,764.02

Finding the Fourth Proportional to 1,374,608.86, 1,896,970.54 and 762,764.02

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Solution

The fourth proportional to 1,374,608.86, 1,896,970.54 and 762,764.02 is: 1,052,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,608.86 : 1,896,970.54 = 762,764.02 : x
  2. Step 2: Convert to fraction form
    1,374,608.86/1,896,970.54 = 762,764.02/x
  3. Step 3: Cross multiply
    1,374,608.86x = 1,896,970.54 × 762,764.02
  4. Step 4: Simplify right side
    1,374,608.86x = 1,446,940,874,911.97
  5. Step 5: Solve for x
    x = 1,446,940,874,911.97/1,374,608.86
  6. Step 6: Final answer
    x = 1,052,620.07

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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.