Home / 3,689,020.32-5,090,857.08-2,057,533.36

Finding the Fourth Proportional to 3,689,020.32, 5,090,857.08 and 2,057,533.36

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Solution

The fourth proportional to 3,689,020.32, 5,090,857.08 and 2,057,533.36 is: 2,839,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,020.32 : 5,090,857.08 = 2,057,533.36 : x
  2. Step 2: Convert to fraction form
    3,689,020.32/5,090,857.08 = 2,057,533.36/x
  3. Step 3: Cross multiply
    3,689,020.32x = 5,090,857.08 × 2,057,533.36
  4. Step 4: Simplify right side
    3,689,020.32x = 10,474,608,269,935.85
  5. Step 5: Solve for x
    x = 10,474,608,269,935.85/3,689,020.32
  6. Step 6: Final answer
    x = 2,839,401.07

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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.