Home / 1,236,023.96-1,705,820.39-692,149.86

Finding the Fourth Proportional to 1,236,023.96, 1,705,820.39 and 692,149.86

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Solution

The fourth proportional to 1,236,023.96, 1,705,820.39 and 692,149.86 is: 955,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,023.96 : 1,705,820.39 = 692,149.86 : x
  2. Step 2: Convert to fraction form
    1,236,023.96/1,705,820.39 = 692,149.86/x
  3. Step 3: Cross multiply
    1,236,023.96x = 1,705,820.39 × 692,149.86
  4. Step 4: Simplify right side
    1,236,023.96x = 1,180,683,340,662.90
  5. Step 5: Solve for x
    x = 1,180,683,340,662.90/1,236,023.96
  6. Step 6: Final answer
    x = 955,226.91

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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.