Home / 5,728,318.96-8,590,640.64-1,889,278.30

Finding the Fourth Proportional to 5,728,318.96, 8,590,640.64 and 1,889,278.30

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Solution

The fourth proportional to 5,728,318.96, 8,590,640.64 and 1,889,278.30 is: 2,833,311.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,318.96 : 8,590,640.64 = 1,889,278.30 : x
  2. Step 2: Convert to fraction form
    5,728,318.96/8,590,640.64 = 1,889,278.30/x
  3. Step 3: Cross multiply
    5,728,318.96x = 8,590,640.64 × 1,889,278.30
  4. Step 4: Simplify right side
    5,728,318.96x = 16,230,110,944,250.11
  5. Step 5: Solve for x
    x = 16,230,110,944,250.11/5,728,318.96
  6. Step 6: Final answer
    x = 2,833,311.32

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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.