Home / 1,374,194.46-1,896,390.56-762,347.21

Finding the Fourth Proportional to 1,374,194.46, 1,896,390.56 and 762,347.21

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Solution

The fourth proportional to 1,374,194.46, 1,896,390.56 and 762,347.21 is: 1,052,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,194.46 : 1,896,390.56 = 762,347.21 : x
  2. Step 2: Convert to fraction form
    1,374,194.46/1,896,390.56 = 762,347.21/x
  3. Step 3: Cross multiply
    1,374,194.46x = 1,896,390.56 × 762,347.21
  4. Step 4: Simplify right side
    1,374,194.46x = 1,445,708,039,192.65
  5. Step 5: Solve for x
    x = 1,445,708,039,192.65/1,374,194.46
  6. Step 6: Final answer
    x = 1,052,040.36

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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.