Home / 1,221,151.01-1,831,726.55-836,520.59

Finding the Fourth Proportional to 1,221,151.01, 1,831,726.55 and 836,520.59

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Solution

The fourth proportional to 1,221,151.01, 1,831,726.55 and 836,520.59 is: 1,254,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,151.01 : 1,831,726.55 = 836,520.59 : x
  2. Step 2: Convert to fraction form
    1,221,151.01/1,831,726.55 = 836,520.59/x
  3. Step 3: Cross multiply
    1,221,151.01x = 1,831,726.55 × 836,520.59
  4. Step 4: Simplify right side
    1,221,151.01x = 1,532,276,969,961.72
  5. Step 5: Solve for x
    x = 1,532,276,969,961.72/1,221,151.01
  6. Step 6: Final answer
    x = 1,254,780.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.