Home / 1,536,828.42-2,120,627.61-857,793.54

Finding the Fourth Proportional to 1,536,828.42, 2,120,627.61 and 857,793.54

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Solution

The fourth proportional to 1,536,828.42, 2,120,627.61 and 857,793.54 is: 1,183,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,828.42 : 2,120,627.61 = 857,793.54 : x
  2. Step 2: Convert to fraction form
    1,536,828.42/2,120,627.61 = 857,793.54/x
  3. Step 3: Cross multiply
    1,536,828.42x = 2,120,627.61 × 857,793.54
  4. Step 4: Simplify right side
    1,536,828.42x = 1,819,060,664,603.64
  5. Step 5: Solve for x
    x = 1,819,060,664,603.64/1,536,828.42
  6. Step 6: Final answer
    x = 1,183,645.90

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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.