Home / 1,120,228.92-1,673,200.11-1,013,447.64

Finding the Fourth Proportional to 1,120,228.92, 1,673,200.11 and 1,013,447.64

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Solution

The fourth proportional to 1,120,228.92, 1,673,200.11 and 1,013,447.64 is: 1,513,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,228.92 : 1,673,200.11 = 1,013,447.64 : x
  2. Step 2: Convert to fraction form
    1,120,228.92/1,673,200.11 = 1,013,447.64/x
  3. Step 3: Cross multiply
    1,120,228.92x = 1,673,200.11 × 1,013,447.64
  4. Step 4: Simplify right side
    1,120,228.92x = 1,695,700,702,727.24
  5. Step 5: Solve for x
    x = 1,695,700,702,727.24/1,120,228.92
  6. Step 6: Final answer
    x = 1,513,709.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.