Home / 2,159,725.20-3,239,587.80-1,451,936.40

Finding the Fourth Proportional to 2,159,725.20, 3,239,587.80 and 1,451,936.40

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Solution

The fourth proportional to 2,159,725.20, 3,239,587.80 and 1,451,936.40 is: 2,177,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,725.20 : 3,239,587.80 = 1,451,936.40 : x
  2. Step 2: Convert to fraction form
    2,159,725.20/3,239,587.80 = 1,451,936.40/x
  3. Step 3: Cross multiply
    2,159,725.20x = 3,239,587.80 × 1,451,936.40
  4. Step 4: Simplify right side
    2,159,725.20x = 4,703,675,447,815.92
  5. Step 5: Solve for x
    x = 4,703,675,447,815.92/2,159,725.20
  6. Step 6: Final answer
    x = 2,177,904.60

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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.