Home / 1,135,071-1,566,408.60-625,791.60

Finding the Fourth Proportional to 1,135,071, 1,566,408.60 and 625,791.60

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Solution

The fourth proportional to 1,135,071, 1,566,408.60 and 625,791.60 is: 863,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,071 : 1,566,408.60 = 625,791.60 : x
  2. Step 2: Convert to fraction form
    1,135,071/1,566,408.60 = 625,791.60/x
  3. Step 3: Cross multiply
    1,135,071x = 1,566,408.60 × 625,791.60
  4. Step 4: Simplify right side
    1,135,071x = 980,245,344,047.76
  5. Step 5: Solve for x
    x = 980,245,344,047.76/1,135,071
  6. Step 6: Final answer
    x = 863,598.26

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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.