Home / 1,374,292.53-1,896,751.34-762,641.76

Finding the Fourth Proportional to 1,374,292.53, 1,896,751.34 and 762,641.76

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Solution

The fourth proportional to 1,374,292.53, 1,896,751.34 and 762,641.76 is: 1,052,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,292.53 : 1,896,751.34 = 762,641.76 : x
  2. Step 2: Convert to fraction form
    1,374,292.53/1,896,751.34 = 762,641.76/x
  3. Step 3: Cross multiply
    1,374,292.53x = 1,896,751.34 × 762,641.76
  4. Step 4: Simplify right side
    1,374,292.53x = 1,446,541,776,406.75
  5. Step 5: Solve for x
    x = 1,446,541,776,406.75/1,374,292.53
  6. Step 6: Final answer
    x = 1,052,571.96

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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.