Home / 1,327,587.60-1,831,535.64-768,414.18

Finding the Fourth Proportional to 1,327,587.60, 1,831,535.64 and 768,414.18

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Solution

The fourth proportional to 1,327,587.60, 1,831,535.64 and 768,414.18 is: 1,060,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,587.60 : 1,831,535.64 = 768,414.18 : x
  2. Step 2: Convert to fraction form
    1,327,587.60/1,831,535.64 = 768,414.18/x
  3. Step 3: Cross multiply
    1,327,587.60x = 1,831,535.64 × 768,414.18
  4. Step 4: Simplify right side
    1,327,587.60x = 1,407,377,956,951.38
  5. Step 5: Solve for x
    x = 1,407,377,956,951.38/1,327,587.60
  6. Step 6: Final answer
    x = 1,060,101.76

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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.