Home / 1,236,736.89-1,706,745.87-692,877.15

Finding the Fourth Proportional to 1,236,736.89, 1,706,745.87 and 692,877.15

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Solution

The fourth proportional to 1,236,736.89, 1,706,745.87 and 692,877.15 is: 956,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,736.89 : 1,706,745.87 = 692,877.15 : x
  2. Step 2: Convert to fraction form
    1,236,736.89/1,706,745.87 = 692,877.15/x
  3. Step 3: Cross multiply
    1,236,736.89x = 1,706,745.87 × 692,877.15
  4. Step 4: Simplify right side
    1,236,736.89x = 1,182,565,214,179.87
  5. Step 5: Solve for x
    x = 1,182,565,214,179.87/1,236,736.89
  6. Step 6: Final answer
    x = 956,197.90

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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.