Home / 1,412,859.18-1,949,723.44-768,273.74

Finding the Fourth Proportional to 1,412,859.18, 1,949,723.44 and 768,273.74

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Solution

The fourth proportional to 1,412,859.18, 1,949,723.44 and 768,273.74 is: 1,060,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,859.18 : 1,949,723.44 = 768,273.74 : x
  2. Step 2: Convert to fraction form
    1,412,859.18/1,949,723.44 = 768,273.74/x
  3. Step 3: Cross multiply
    1,412,859.18x = 1,949,723.44 × 768,273.74
  4. Step 4: Simplify right side
    1,412,859.18x = 1,497,921,319,214.47
  5. Step 5: Solve for x
    x = 1,497,921,319,214.47/1,412,859.18
  6. Step 6: Final answer
    x = 1,060,205.67

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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.