Home / 3,755,692.72-5,183,134.34-2,102,005.22

Finding the Fourth Proportional to 3,755,692.72, 5,183,134.34 and 2,102,005.22

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Solution

The fourth proportional to 3,755,692.72, 5,183,134.34 and 2,102,005.22 is: 2,900,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755,692.72 : 5,183,134.34 = 2,102,005.22 : x
  2. Step 2: Convert to fraction form
    3,755,692.72/5,183,134.34 = 2,102,005.22/x
  3. Step 3: Cross multiply
    3,755,692.72x = 5,183,134.34 × 2,102,005.22
  4. Step 4: Simplify right side
    3,755,692.72x = 10,894,975,441,089.06
  5. Step 5: Solve for x
    x = 10,894,975,441,089.06/3,755,692.72
  6. Step 6: Final answer
    x = 2,900,923.01

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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.