Home / 1,011,704.76-1,396,803.42-649,284.84

Finding the Fourth Proportional to 1,011,704.76, 1,396,803.42 and 649,284.84

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Solution

The fourth proportional to 1,011,704.76, 1,396,803.42 and 649,284.84 is: 896,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,704.76 : 1,396,803.42 = 649,284.84 : x
  2. Step 2: Convert to fraction form
    1,011,704.76/1,396,803.42 = 649,284.84/x
  3. Step 3: Cross multiply
    1,011,704.76x = 1,396,803.42 × 649,284.84
  4. Step 4: Simplify right side
    1,011,704.76x = 906,923,285,066.15
  5. Step 5: Solve for x
    x = 906,923,285,066.15/1,011,704.76
  6. Step 6: Final answer
    x = 896,430.78

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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.