Home / 3,736,692.47-5,156,651.40-2,105,119.37

Finding the Fourth Proportional to 3,736,692.47, 5,156,651.40 and 2,105,119.37

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Solution

The fourth proportional to 3,736,692.47, 5,156,651.40 and 2,105,119.37 is: 2,905,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736,692.47 : 5,156,651.40 = 2,105,119.37 : x
  2. Step 2: Convert to fraction form
    3,736,692.47/5,156,651.40 = 2,105,119.37/x
  3. Step 3: Cross multiply
    3,736,692.47x = 5,156,651.40 × 2,105,119.37
  4. Step 4: Simplify right side
    3,736,692.47x = 10,855,366,746,477.62
  5. Step 5: Solve for x
    x = 10,855,366,746,477.62/3,736,692.47
  6. Step 6: Final answer
    x = 2,905,073.63

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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.