Home / 3,827,856.64-5,282,439.28-2,108,977.16

Finding the Fourth Proportional to 3,827,856.64, 5,282,439.28 and 2,108,977.16

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Solution

The fourth proportional to 3,827,856.64, 5,282,439.28 and 2,108,977.16 is: 2,910,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,856.64 : 5,282,439.28 = 2,108,977.16 : x
  2. Step 2: Convert to fraction form
    3,827,856.64/5,282,439.28 = 2,108,977.16/x
  3. Step 3: Cross multiply
    3,827,856.64x = 5,282,439.28 × 2,108,977.16
  4. Step 4: Simplify right side
    3,827,856.64x = 11,140,543,790,606.85
  5. Step 5: Solve for x
    x = 11,140,543,790,606.85/3,827,856.64
  6. Step 6: Final answer
    x = 2,910,386.89

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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.