Home / 2,077,311.02-3,121,446.32-1,118,475.54

Finding the Fourth Proportional to 2,077,311.02, 3,121,446.32 and 1,118,475.54

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Solution

The fourth proportional to 2,077,311.02, 3,121,446.32 and 1,118,475.54 is: 1,680,663.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,311.02 : 3,121,446.32 = 1,118,475.54 : x
  2. Step 2: Convert to fraction form
    2,077,311.02/3,121,446.32 = 1,118,475.54/x
  3. Step 3: Cross multiply
    2,077,311.02x = 3,121,446.32 × 1,118,475.54
  4. Step 4: Simplify right side
    2,077,311.02x = 3,491,261,363,236.34
  5. Step 5: Solve for x
    x = 3,491,261,363,236.34/2,077,311.02
  6. Step 6: Final answer
    x = 1,680,663.77

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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.