Home / 1,161,840.33-1,603,512.93-836,230.05

Finding the Fourth Proportional to 1,161,840.33, 1,603,512.93 and 836,230.05

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Solution

The fourth proportional to 1,161,840.33, 1,603,512.93 and 836,230.05 is: 1,154,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,840.33 : 1,603,512.93 = 836,230.05 : x
  2. Step 2: Convert to fraction form
    1,161,840.33/1,603,512.93 = 836,230.05/x
  3. Step 3: Cross multiply
    1,161,840.33x = 1,603,512.93 × 836,230.05
  4. Step 4: Simplify right side
    1,161,840.33x = 1,340,905,697,629.55
  5. Step 5: Solve for x
    x = 1,340,905,697,629.55/1,161,840.33
  6. Step 6: Final answer
    x = 1,154,122.18

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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.