Home / 2,039,613.30-2,814,671.97-1,121,936.45

Finding the Fourth Proportional to 2,039,613.30, 2,814,671.97 and 1,121,936.45

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Solution

The fourth proportional to 2,039,613.30, 2,814,671.97 and 1,121,936.45 is: 1,548,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,613.30 : 2,814,671.97 = 1,121,936.45 : x
  2. Step 2: Convert to fraction form
    2,039,613.30/2,814,671.97 = 1,121,936.45/x
  3. Step 3: Cross multiply
    2,039,613.30x = 2,814,671.97 × 1,121,936.45
  4. Step 4: Simplify right side
    2,039,613.30x = 3,157,883,063,862.95
  5. Step 5: Solve for x
    x = 3,157,883,063,862.95/2,039,613.30
  6. Step 6: Final answer
    x = 1,548,275.38

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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.