Home / 2,079,443.12-3,119,462.22-640,248.29

Finding the Fourth Proportional to 2,079,443.12, 3,119,462.22 and 640,248.29

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Solution

The fourth proportional to 2,079,443.12, 3,119,462.22 and 640,248.29 is: 960,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,443.12 : 3,119,462.22 = 640,248.29 : x
  2. Step 2: Convert to fraction form
    2,079,443.12/3,119,462.22 = 640,248.29/x
  3. Step 3: Cross multiply
    2,079,443.12x = 3,119,462.22 × 640,248.29
  4. Step 4: Simplify right side
    2,079,443.12x = 1,997,230,336,477.29
  5. Step 5: Solve for x
    x = 1,997,230,336,477.29/2,079,443.12
  6. Step 6: Final answer
    x = 960,464.04

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1.5x scale

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.