Home / 1,214,186.02-1,820,961.68-361,027.90

Finding the Fourth Proportional to 1,214,186.02, 1,820,961.68 and 361,027.90

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Solution

The fourth proportional to 1,214,186.02, 1,820,961.68 and 361,027.90 is: 541,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,186.02 : 1,820,961.68 = 361,027.90 : x
  2. Step 2: Convert to fraction form
    1,214,186.02/1,820,961.68 = 361,027.90/x
  3. Step 3: Cross multiply
    1,214,186.02x = 1,820,961.68 × 361,027.90
  4. Step 4: Simplify right side
    1,214,186.02x = 657,417,971,781.94
  5. Step 5: Solve for x
    x = 657,417,971,781.94/1,214,186.02
  6. Step 6: Final answer
    x = 541,447.49

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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.