Home / 3,107,145.30-4,654,944.27-1,688,394.66

Finding the Fourth Proportional to 3,107,145.30, 4,654,944.27 and 1,688,394.66

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Solution

The fourth proportional to 3,107,145.30, 4,654,944.27 and 1,688,394.66 is: 2,529,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,145.30 : 4,654,944.27 = 1,688,394.66 : x
  2. Step 2: Convert to fraction form
    3,107,145.30/4,654,944.27 = 1,688,394.66/x
  3. Step 3: Cross multiply
    3,107,145.30x = 4,654,944.27 × 1,688,394.66
  4. Step 4: Simplify right side
    3,107,145.30x = 7,859,383,048,065.60
  5. Step 5: Solve for x
    x = 7,859,383,048,065.60/3,107,145.30
  6. Step 6: Final answer
    x = 2,529,454.62

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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.