Home / 1,135,185.12-1,566,566.04-625,905.60

Finding the Fourth Proportional to 1,135,185.12, 1,566,566.04 and 625,905.60

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Solution

The fourth proportional to 1,135,185.12, 1,566,566.04 and 625,905.60 is: 863,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,185.12 : 1,566,566.04 = 625,905.60 : x
  2. Step 2: Convert to fraction form
    1,135,185.12/1,566,566.04 = 625,905.60/x
  3. Step 3: Cross multiply
    1,135,185.12x = 1,566,566.04 × 625,905.60
  4. Step 4: Simplify right side
    1,135,185.12x = 980,522,457,205.82
  5. Step 5: Solve for x
    x = 980,522,457,205.82/1,135,185.12
  6. Step 6: Final answer
    x = 863,755.56

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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.