Home / 2,279,584.32-3,145,518.30-1,299,649.76

Finding the Fourth Proportional to 2,279,584.32, 3,145,518.30 and 1,299,649.76

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Solution

The fourth proportional to 2,279,584.32, 3,145,518.30 and 1,299,649.76 is: 1,793,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,584.32 : 3,145,518.30 = 1,299,649.76 : x
  2. Step 2: Convert to fraction form
    2,279,584.32/3,145,518.30 = 1,299,649.76/x
  3. Step 3: Cross multiply
    2,279,584.32x = 3,145,518.30 × 1,299,649.76
  4. Step 4: Simplify right side
    2,279,584.32x = 4,088,072,103,670.61
  5. Step 5: Solve for x
    x = 4,088,072,103,670.61/2,279,584.32
  6. Step 6: Final answer
    x = 1,793,341.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.