Home / 1,560,623.70-2,340,935.48-438,692.70

Finding the Fourth Proportional to 1,560,623.70, 2,340,935.48 and 438,692.70

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Solution

The fourth proportional to 1,560,623.70, 2,340,935.48 and 438,692.70 is: 658,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,623.70 : 2,340,935.48 = 438,692.70 : x
  2. Step 2: Convert to fraction form
    1,560,623.70/2,340,935.48 = 438,692.70/x
  3. Step 3: Cross multiply
    1,560,623.70x = 2,340,935.48 × 438,692.70
  4. Step 4: Simplify right side
    1,560,623.70x = 1,026,951,306,247.00
  5. Step 5: Solve for x
    x = 1,026,951,306,247.00/1,560,623.70
  6. Step 6: Final answer
    x = 658,039.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.