Home / 1,213,078.25-1,674,047.99-676,534.25

Finding the Fourth Proportional to 1,213,078.25, 1,674,047.99 and 676,534.25

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Solution

The fourth proportional to 1,213,078.25, 1,674,047.99 and 676,534.25 is: 933,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,078.25 : 1,674,047.99 = 676,534.25 : x
  2. Step 2: Convert to fraction form
    1,213,078.25/1,674,047.99 = 676,534.25/x
  3. Step 3: Cross multiply
    1,213,078.25x = 1,674,047.99 × 676,534.25
  4. Step 4: Simplify right side
    1,213,078.25x = 1,132,550,801,378.66
  5. Step 5: Solve for x
    x = 1,132,550,801,378.66/1,213,078.25
  6. Step 6: Final answer
    x = 933,617.27

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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.