Home / 2,037,780.92-3,056,483.94-689,789.45

Finding the Fourth Proportional to 2,037,780.92, 3,056,483.94 and 689,789.45

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Solution

The fourth proportional to 2,037,780.92, 3,056,483.94 and 689,789.45 is: 1,034,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,780.92 : 3,056,483.94 = 689,789.45 : x
  2. Step 2: Convert to fraction form
    2,037,780.92/3,056,483.94 = 689,789.45/x
  3. Step 3: Cross multiply
    2,037,780.92x = 3,056,483.94 × 689,789.45
  4. Step 4: Simplify right side
    2,037,780.92x = 2,108,330,360,624.01
  5. Step 5: Solve for x
    x = 2,108,330,360,624.01/2,037,780.92
  6. Step 6: Final answer
    x = 1,034,620.72

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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.