Home / 3,800,365.10-5,244,880.78-2,169,019.50

Finding the Fourth Proportional to 3,800,365.10, 5,244,880.78 and 2,169,019.50

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Solution

The fourth proportional to 3,800,365.10, 5,244,880.78 and 2,169,019.50 is: 2,993,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,365.10 : 5,244,880.78 = 2,169,019.50 : x
  2. Step 2: Convert to fraction form
    3,800,365.10/5,244,880.78 = 2,169,019.50/x
  3. Step 3: Cross multiply
    3,800,365.10x = 5,244,880.78 × 2,169,019.50
  4. Step 4: Simplify right side
    3,800,365.10x = 11,376,248,686,995.21
  5. Step 5: Solve for x
    x = 11,376,248,686,995.21/3,800,365.10
  6. Step 6: Final answer
    x = 2,993,462.05

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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.