Home / 836,134.35-1,259,779.79-756,264.50

Finding the Fourth Proportional to 836,134.35, 1,259,779.79 and 756,264.50

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Solution

The fourth proportional to 836,134.35, 1,259,779.79 and 756,264.50 is: 1,139,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,134.35 : 1,259,779.79 = 756,264.50 : x
  2. Step 2: Convert to fraction form
    836,134.35/1,259,779.79 = 756,264.50/x
  3. Step 3: Cross multiply
    836,134.35x = 1,259,779.79 × 756,264.50
  4. Step 4: Simplify right side
    836,134.35x = 952,726,729,056.40
  5. Step 5: Solve for x
    x = 952,726,729,056.40/836,134.35
  6. Step 6: Final answer
    x = 1,139,442.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.