Home / 1,419,477.96-2,129,552.52-459,931.96

Finding the Fourth Proportional to 1,419,477.96, 2,129,552.52 and 459,931.96

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Solution

The fourth proportional to 1,419,477.96, 2,129,552.52 and 459,931.96 is: 690,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,477.96 : 2,129,552.52 = 459,931.96 : x
  2. Step 2: Convert to fraction form
    1,419,477.96/2,129,552.52 = 459,931.96/x
  3. Step 3: Cross multiply
    1,419,477.96x = 2,129,552.52 × 459,931.96
  4. Step 4: Simplify right side
    1,419,477.96x = 979,449,264,446.54
  5. Step 5: Solve for x
    x = 979,449,264,446.54/1,419,477.96
  6. Step 6: Final answer
    x = 690,006.67

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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.