Home / 1,720,008.92-2,373,552.52-1,108,187.48

Finding the Fourth Proportional to 1,720,008.92, 2,373,552.52 and 1,108,187.48

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Solution

The fourth proportional to 1,720,008.92, 2,373,552.52 and 1,108,187.48 is: 1,529,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,008.92 : 2,373,552.52 = 1,108,187.48 : x
  2. Step 2: Convert to fraction form
    1,720,008.92/2,373,552.52 = 1,108,187.48/x
  3. Step 3: Cross multiply
    1,720,008.92x = 2,373,552.52 × 1,108,187.48
  4. Step 4: Simplify right side
    1,720,008.92x = 2,630,341,188,949.86
  5. Step 5: Solve for x
    x = 2,630,341,188,949.86/1,720,008.92
  6. Step 6: Final answer
    x = 1,529,260.20

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1.5x scale

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.