Home / 1,429,773.19-2,145,546.16-831,016.33

Finding the Fourth Proportional to 1,429,773.19, 2,145,546.16 and 831,016.33

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Solution

The fourth proportional to 1,429,773.19, 2,145,546.16 and 831,016.33 is: 1,247,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,773.19 : 2,145,546.16 = 831,016.33 : x
  2. Step 2: Convert to fraction form
    1,429,773.19/2,145,546.16 = 831,016.33/x
  3. Step 3: Cross multiply
    1,429,773.19x = 2,145,546.16 × 831,016.33
  4. Step 4: Simplify right side
    1,429,773.19x = 1,782,983,888,287.39
  5. Step 5: Solve for x
    x = 1,782,983,888,287.39/1,429,773.19
  6. Step 6: Final answer
    x = 1,247,039.67

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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.