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Finding the Fourth Proportional to 5,873,708.17, 8,810,986.89 and 2,458,560.05

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Solution

The fourth proportional to 5,873,708.17, 8,810,986.89 and 2,458,560.05 is: 3,688,017.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873,708.17 : 8,810,986.89 = 2,458,560.05 : x
  2. Step 2: Convert to fraction form
    5,873,708.17/8,810,986.89 = 2,458,560.05/x
  3. Step 3: Cross multiply
    5,873,708.17x = 8,810,986.89 × 2,458,560.05
  4. Step 4: Simplify right side
    5,873,708.17x = 21,662,340,324,772.81
  5. Step 5: Solve for x
    x = 21,662,340,324,772.81/5,873,708.17
  6. Step 6: Final answer
    x = 3,688,017.81

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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.