Home / 1,100,773.02-1,519,077.77-617,327.78

Finding the Fourth Proportional to 1,100,773.02, 1,519,077.77 and 617,327.78

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Solution

The fourth proportional to 1,100,773.02, 1,519,077.77 and 617,327.78 is: 851,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,773.02 : 1,519,077.77 = 617,327.78 : x
  2. Step 2: Convert to fraction form
    1,100,773.02/1,519,077.77 = 617,327.78/x
  3. Step 3: Cross multiply
    1,100,773.02x = 1,519,077.77 × 617,327.78
  4. Step 4: Simplify right side
    1,100,773.02x = 937,768,908,112.51
  5. Step 5: Solve for x
    x = 937,768,908,112.51/1,100,773.02
  6. Step 6: Final answer
    x = 851,918.51

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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.