Home / 3,688,776.19-5,090,500.92-2,057,185.09

Finding the Fourth Proportional to 3,688,776.19, 5,090,500.92 and 2,057,185.09

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Solution

The fourth proportional to 3,688,776.19, 5,090,500.92 and 2,057,185.09 is: 2,838,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,776.19 : 5,090,500.92 = 2,057,185.09 : x
  2. Step 2: Convert to fraction form
    3,688,776.19/5,090,500.92 = 2,057,185.09/x
  3. Step 3: Cross multiply
    3,688,776.19x = 5,090,500.92 × 2,057,185.09
  4. Step 4: Simplify right side
    3,688,776.19x = 10,472,102,593,255.28
  5. Step 5: Solve for x
    x = 10,472,102,593,255.28/3,688,776.19
  6. Step 6: Final answer
    x = 2,838,909.72

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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.