Home / 1,898,692.37-2,620,220.09-1,039,234.17

Finding the Fourth Proportional to 1,898,692.37, 2,620,220.09 and 1,039,234.17

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Solution

The fourth proportional to 1,898,692.37, 2,620,220.09 and 1,039,234.17 is: 1,434,156.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,692.37 : 2,620,220.09 = 1,039,234.17 : x
  2. Step 2: Convert to fraction form
    1,898,692.37/2,620,220.09 = 1,039,234.17/x
  3. Step 3: Cross multiply
    1,898,692.37x = 2,620,220.09 × 1,039,234.17
  4. Step 4: Simplify right side
    1,898,692.37x = 2,723,022,245,252.30
  5. Step 5: Solve for x
    x = 2,723,022,245,252.30/1,898,692.37
  6. Step 6: Final answer
    x = 1,434,156.63

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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.