Home / 2,191,692.92-3,024,274.26-1,211,499.57

Finding the Fourth Proportional to 2,191,692.92, 3,024,274.26 and 1,211,499.57

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Solution

The fourth proportional to 2,191,692.92, 3,024,274.26 and 1,211,499.57 is: 1,671,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,692.92 : 3,024,274.26 = 1,211,499.57 : x
  2. Step 2: Convert to fraction form
    2,191,692.92/3,024,274.26 = 1,211,499.57/x
  3. Step 3: Cross multiply
    2,191,692.92x = 3,024,274.26 × 1,211,499.57
  4. Step 4: Simplify right side
    2,191,692.92x = 3,663,906,965,552.07
  5. Step 5: Solve for x
    x = 3,663,906,965,552.07/2,191,692.92
  6. Step 6: Final answer
    x = 1,671,724.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.