Home / 4,129,192.54-6,190,378.45-1,822,042.86

Finding the Fourth Proportional to 4,129,192.54, 6,190,378.45 and 1,822,042.86

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Solution

The fourth proportional to 4,129,192.54, 6,190,378.45 and 1,822,042.86 is: 2,731,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129,192.54 : 6,190,378.45 = 1,822,042.86 : x
  2. Step 2: Convert to fraction form
    4,129,192.54/6,190,378.45 = 1,822,042.86/x
  3. Step 3: Cross multiply
    4,129,192.54x = 6,190,378.45 × 1,822,042.86
  4. Step 4: Simplify right side
    4,129,192.54x = 11,279,134,832,875.84
  5. Step 5: Solve for x
    x = 11,279,134,832,875.84/4,129,192.54
  6. Step 6: Final answer
    x = 2,731,559.44

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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.