Home / 1,008,045.10-1,512,067.65-298,009.90

Finding the Fourth Proportional to 1,008,045.10, 1,512,067.65 and 298,009.90

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Solution

The fourth proportional to 1,008,045.10, 1,512,067.65 and 298,009.90 is: 447,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,045.10 : 1,512,067.65 = 298,009.90 : x
  2. Step 2: Convert to fraction form
    1,008,045.10/1,512,067.65 = 298,009.90/x
  3. Step 3: Cross multiply
    1,008,045.10x = 1,512,067.65 × 298,009.90
  4. Step 4: Simplify right side
    1,008,045.10x = 450,611,129,169.74
  5. Step 5: Solve for x
    x = 450,611,129,169.74/1,008,045.10
  6. Step 6: Final answer
    x = 447,014.85

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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.