Home / 1,720,811.76-2,374,778.23-946,502.48

Finding the Fourth Proportional to 1,720,811.76, 2,374,778.23 and 946,502.48

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Solution

The fourth proportional to 1,720,811.76, 2,374,778.23 and 946,502.48 is: 1,306,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,811.76 : 2,374,778.23 = 946,502.48 : x
  2. Step 2: Convert to fraction form
    1,720,811.76/2,374,778.23 = 946,502.48/x
  3. Step 3: Cross multiply
    1,720,811.76x = 2,374,778.23 × 946,502.48
  4. Step 4: Simplify right side
    1,720,811.76x = 2,247,733,479,412.50
  5. Step 5: Solve for x
    x = 2,247,733,479,412.50/1,720,811.76
  6. Step 6: Final answer
    x = 1,306,205.33

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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.