Home / 3,650,421.43-5,037,454.68-2,101,631.77

Finding the Fourth Proportional to 3,650,421.43, 5,037,454.68 and 2,101,631.77

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Solution

The fourth proportional to 3,650,421.43, 5,037,454.68 and 2,101,631.77 is: 2,900,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,421.43 : 5,037,454.68 = 2,101,631.77 : x
  2. Step 2: Convert to fraction form
    3,650,421.43/5,037,454.68 = 2,101,631.77/x
  3. Step 3: Cross multiply
    3,650,421.43x = 5,037,454.68 × 2,101,631.77
  4. Step 4: Simplify right side
    3,650,421.43x = 10,586,874,800,677.26
  5. Step 5: Solve for x
    x = 10,586,874,800,677.26/3,650,421.43
  6. Step 6: Final answer
    x = 2,900,178.79

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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.