Home / 1,094,115.18-1,640,050.11-420,014.96

Finding the Fourth Proportional to 1,094,115.18, 1,640,050.11 and 420,014.96

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Solution

The fourth proportional to 1,094,115.18, 1,640,050.11 and 420,014.96 is: 629,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,115.18 : 1,640,050.11 = 420,014.96 : x
  2. Step 2: Convert to fraction form
    1,094,115.18/1,640,050.11 = 420,014.96/x
  3. Step 3: Cross multiply
    1,094,115.18x = 1,640,050.11 × 420,014.96
  4. Step 4: Simplify right side
    1,094,115.18x = 688,845,573,149.40
  5. Step 5: Solve for x
    x = 688,845,573,149.40/1,094,115.18
  6. Step 6: Final answer
    x = 629,591.46

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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.