Home / 1,327,291.60-1,831,664.24-723,679.60

Finding the Fourth Proportional to 1,327,291.60, 1,831,664.24 and 723,679.60

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Solution

The fourth proportional to 1,327,291.60, 1,831,664.24 and 723,679.60 is: 998,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,291.60 : 1,831,664.24 = 723,679.60 : x
  2. Step 2: Convert to fraction form
    1,327,291.60/1,831,664.24 = 723,679.60/x
  3. Step 3: Cross multiply
    1,327,291.60x = 1,831,664.24 × 723,679.60
  4. Step 4: Simplify right side
    1,327,291.60x = 1,325,538,044,537.50
  5. Step 5: Solve for x
    x = 1,325,538,044,537.50/1,327,291.60
  6. Step 6: Final answer
    x = 998,678.85

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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.