Home / 1,755,136.70-2,632,705.05-1,555,682.30

Finding the Fourth Proportional to 1,755,136.70, 2,632,705.05 and 1,555,682.30

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Solution

The fourth proportional to 1,755,136.70, 2,632,705.05 and 1,555,682.30 is: 2,333,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,136.70 : 2,632,705.05 = 1,555,682.30 : x
  2. Step 2: Convert to fraction form
    1,755,136.70/2,632,705.05 = 1,555,682.30/x
  3. Step 3: Cross multiply
    1,755,136.70x = 2,632,705.05 × 1,555,682.30
  4. Step 4: Simplify right side
    1,755,136.70x = 4,095,652,647,405.62
  5. Step 5: Solve for x
    x = 4,095,652,647,405.62/1,755,136.70
  6. Step 6: Final answer
    x = 2,333,523.45

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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.