Home / 2,810,429.42-4,216,046.26-865,322.57

Finding the Fourth Proportional to 2,810,429.42, 4,216,046.26 and 865,322.57

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Solution

The fourth proportional to 2,810,429.42, 4,216,046.26 and 865,322.57 is: 1,298,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,429.42 : 4,216,046.26 = 865,322.57 : x
  2. Step 2: Convert to fraction form
    2,810,429.42/4,216,046.26 = 865,322.57/x
  3. Step 3: Cross multiply
    2,810,429.42x = 4,216,046.26 × 865,322.57
  4. Step 4: Simplify right side
    2,810,429.42x = 3,648,239,963,861.86
  5. Step 5: Solve for x
    x = 3,648,239,963,861.86/2,810,429.42
  6. Step 6: Final answer
    x = 1,298,107.66

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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.