Home / 2,893,082.87-4,339,319.85-1,187,406.54

Finding the Fourth Proportional to 2,893,082.87, 4,339,319.85 and 1,187,406.54

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Solution

The fourth proportional to 2,893,082.87, 4,339,319.85 and 1,187,406.54 is: 1,780,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,082.87 : 4,339,319.85 = 1,187,406.54 : x
  2. Step 2: Convert to fraction form
    2,893,082.87/4,339,319.85 = 1,187,406.54/x
  3. Step 3: Cross multiply
    2,893,082.87x = 4,339,319.85 × 1,187,406.54
  4. Step 4: Simplify right side
    2,893,082.87x = 5,152,536,769,041.82
  5. Step 5: Solve for x
    x = 5,152,536,769,041.82/2,893,082.87
  6. Step 6: Final answer
    x = 1,780,984.85

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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.