Home / 1,327,467.15-1,831,904.10-723,855.15

Finding the Fourth Proportional to 1,327,467.15, 1,831,904.10 and 723,855.15

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Solution

The fourth proportional to 1,327,467.15, 1,831,904.10 and 723,855.15 is: 998,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,467.15 : 1,831,904.10 = 723,855.15 : x
  2. Step 2: Convert to fraction form
    1,327,467.15/1,831,904.10 = 723,855.15/x
  3. Step 3: Cross multiply
    1,327,467.15x = 1,831,904.10 × 723,855.15
  4. Step 4: Simplify right side
    1,327,467.15x = 1,326,033,217,091.12
  5. Step 5: Solve for x
    x = 1,326,033,217,091.12/1,327,467.15
  6. Step 6: Final answer
    x = 998,919.80

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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.