Home / 1,132,255.64-1,563,003.06-809,405.84

Finding the Fourth Proportional to 1,132,255.64, 1,563,003.06 and 809,405.84

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Solution

The fourth proportional to 1,132,255.64, 1,563,003.06 and 809,405.84 is: 1,117,330.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,255.64 : 1,563,003.06 = 809,405.84 : x
  2. Step 2: Convert to fraction form
    1,132,255.64/1,563,003.06 = 809,405.84/x
  3. Step 3: Cross multiply
    1,132,255.64x = 1,563,003.06 × 809,405.84
  4. Step 4: Simplify right side
    1,132,255.64x = 1,265,103,804,701.87
  5. Step 5: Solve for x
    x = 1,265,103,804,701.87/1,132,255.64
  6. Step 6: Final answer
    x = 1,117,330.54

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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.