Home / 1,356,910.22-2,045,118.62-1,169,630.90

Finding the Fourth Proportional to 1,356,910.22, 2,045,118.62 and 1,169,630.90

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Solution

The fourth proportional to 1,356,910.22, 2,045,118.62 and 1,169,630.90 is: 1,762,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,910.22 : 2,045,118.62 = 1,169,630.90 : x
  2. Step 2: Convert to fraction form
    1,356,910.22/2,045,118.62 = 1,169,630.90/x
  3. Step 3: Cross multiply
    1,356,910.22x = 2,045,118.62 × 1,169,630.90
  4. Step 4: Simplify right side
    1,356,910.22x = 2,392,033,932,117.36
  5. Step 5: Solve for x
    x = 2,392,033,932,117.36/1,356,910.22
  6. Step 6: Final answer
    x = 1,762,853.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.