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Finding the Fourth Proportional to 1,993,539.04, 2,991,904.66 and 1,034,269.54

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Solution

The fourth proportional to 1,993,539.04, 2,991,904.66 and 1,034,269.54 is: 1,552,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,539.04 : 2,991,904.66 = 1,034,269.54 : x
  2. Step 2: Convert to fraction form
    1,993,539.04/2,991,904.66 = 1,034,269.54/x
  3. Step 3: Cross multiply
    1,993,539.04x = 2,991,904.66 × 1,034,269.54
  4. Step 4: Simplify right side
    1,993,539.04x = 3,094,435,856,422.06
  5. Step 5: Solve for x
    x = 3,094,435,856,422.06/1,993,539.04
  6. Step 6: Final answer
    x = 1,552,232.38

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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.