Home / 1,419,977.52-2,129,966.32-355,019.58

Finding the Fourth Proportional to 1,419,977.52, 2,129,966.32 and 355,019.58

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Solution

The fourth proportional to 1,419,977.52, 2,129,966.32 and 355,019.58 is: 532,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,977.52 : 2,129,966.32 = 355,019.58 : x
  2. Step 2: Convert to fraction form
    1,419,977.52/2,129,966.32 = 355,019.58/x
  3. Step 3: Cross multiply
    1,419,977.52x = 2,129,966.32 × 355,019.58
  4. Step 4: Simplify right side
    1,419,977.52x = 756,179,739,850.56
  5. Step 5: Solve for x
    x = 756,179,739,850.56/1,419,977.52
  6. Step 6: Final answer
    x = 532,529.38

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1.5x scale

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.