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Finding the Fourth Proportional to 1,733,738.70, 2,597,108.85 and 984,909.90

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Solution

The fourth proportional to 1,733,738.70, 2,597,108.85 and 984,909.90 is: 1,475,377.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,738.70 : 2,597,108.85 = 984,909.90 : x
  2. Step 2: Convert to fraction form
    1,733,738.70/2,597,108.85 = 984,909.90/x
  3. Step 3: Cross multiply
    1,733,738.70x = 2,597,108.85 × 984,909.90
  4. Step 4: Simplify right side
    1,733,738.70x = 2,557,918,217,742.62
  5. Step 5: Solve for x
    x = 2,557,918,217,742.62/1,733,738.70
  6. Step 6: Final answer
    x = 1,475,377.01

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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.