Home / 1,008,057.10-1,512,085.65-298,021.90

Finding the Fourth Proportional to 1,008,057.10, 1,512,085.65 and 298,021.90

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Solution

The fourth proportional to 1,008,057.10, 1,512,085.65 and 298,021.90 is: 447,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,057.10 : 1,512,085.65 = 298,021.90 : x
  2. Step 2: Convert to fraction form
    1,008,057.10/1,512,085.65 = 298,021.90/x
  3. Step 3: Cross multiply
    1,008,057.10x = 1,512,085.65 × 298,021.90
  4. Step 4: Simplify right side
    1,008,057.10x = 450,634,638,375.74
  5. Step 5: Solve for x
    x = 450,634,638,375.74/1,008,057.10
  6. Step 6: Final answer
    x = 447,032.85

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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.