Home / 1,755,742.61-2,633,422.55-1,190,753.03

Finding the Fourth Proportional to 1,755,742.61, 2,633,422.55 and 1,190,753.03

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Solution

The fourth proportional to 1,755,742.61, 2,633,422.55 and 1,190,753.03 is: 1,785,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,742.61 : 2,633,422.55 = 1,190,753.03 : x
  2. Step 2: Convert to fraction form
    1,755,742.61/2,633,422.55 = 1,190,753.03/x
  3. Step 3: Cross multiply
    1,755,742.61x = 2,633,422.55 × 1,190,753.03
  4. Step 4: Simplify right side
    1,755,742.61x = 3,135,755,880,682.83
  5. Step 5: Solve for x
    x = 3,135,755,880,682.83/1,755,742.61
  6. Step 6: Final answer
    x = 1,785,999.76

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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.