Home / 1,608,781.15-2,220,136.25-883,645.86

Finding the Fourth Proportional to 1,608,781.15, 2,220,136.25 and 883,645.86

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Solution

The fourth proportional to 1,608,781.15, 2,220,136.25 and 883,645.86 is: 1,219,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,781.15 : 2,220,136.25 = 883,645.86 : x
  2. Step 2: Convert to fraction form
    1,608,781.15/2,220,136.25 = 883,645.86/x
  3. Step 3: Cross multiply
    1,608,781.15x = 2,220,136.25 × 883,645.86
  4. Step 4: Simplify right side
    1,608,781.15x = 1,961,814,201,530.20
  5. Step 5: Solve for x
    x = 1,961,814,201,530.20/1,608,781.15
  6. Step 6: Final answer
    x = 1,219,441.32

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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.