Home / 4,002,140.91-5,522,947.62-2,166,598.50

Finding the Fourth Proportional to 4,002,140.91, 5,522,947.62 and 2,166,598.50

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Solution

The fourth proportional to 4,002,140.91, 5,522,947.62 and 2,166,598.50 is: 2,989,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,140.91 : 5,522,947.62 = 2,166,598.50 : x
  2. Step 2: Convert to fraction form
    4,002,140.91/5,522,947.62 = 2,166,598.50/x
  3. Step 3: Cross multiply
    4,002,140.91x = 5,522,947.62 × 2,166,598.50
  4. Step 4: Simplify right side
    4,002,140.91x = 11,966,010,029,070.57
  5. Step 5: Solve for x
    x = 11,966,010,029,070.57/4,002,140.91
  6. Step 6: Final answer
    x = 2,989,902.23

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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.