Home / 1,517,525.42-2,277,410.72-718,808.85

Finding the Fourth Proportional to 1,517,525.42, 2,277,410.72 and 718,808.85

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Solution

The fourth proportional to 1,517,525.42, 2,277,410.72 and 718,808.85 is: 1,078,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,525.42 : 2,277,410.72 = 718,808.85 : x
  2. Step 2: Convert to fraction form
    1,517,525.42/2,277,410.72 = 718,808.85/x
  3. Step 3: Cross multiply
    1,517,525.42x = 2,277,410.72 × 718,808.85
  4. Step 4: Simplify right side
    1,517,525.42x = 1,637,022,977,026.83
  5. Step 5: Solve for x
    x = 1,637,022,977,026.83/1,517,525.42
  6. Step 6: Final answer
    x = 1,078,745.02

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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.