Home / 3,458,471.55-5,187,350.86-1,152,715.53

Finding the Fourth Proportional to 3,458,471.55, 5,187,350.86 and 1,152,715.53

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Solution

The fourth proportional to 3,458,471.55, 5,187,350.86 and 1,152,715.53 is: 1,728,954.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,471.55 : 5,187,350.86 = 1,152,715.53 : x
  2. Step 2: Convert to fraction form
    3,458,471.55/5,187,350.86 = 1,152,715.53/x
  3. Step 3: Cross multiply
    3,458,471.55x = 5,187,350.86 × 1,152,715.53
  4. Step 4: Simplify right side
    3,458,471.55x = 5,979,539,911,731.02
  5. Step 5: Solve for x
    x = 5,979,539,911,731.02/3,458,471.55
  6. Step 6: Final answer
    x = 1,728,954.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.