Home / 1,785,602.28-2,678,408.22-437,770.92

Finding the Fourth Proportional to 1,785,602.28, 2,678,408.22 and 437,770.92

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Solution

The fourth proportional to 1,785,602.28, 2,678,408.22 and 437,770.92 is: 656,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,602.28 : 2,678,408.22 = 437,770.92 : x
  2. Step 2: Convert to fraction form
    1,785,602.28/2,678,408.22 = 437,770.92/x
  3. Step 3: Cross multiply
    1,785,602.28x = 2,678,408.22 × 437,770.92
  4. Step 4: Simplify right side
    1,785,602.28x = 1,172,529,230,604.96
  5. Step 5: Solve for x
    x = 1,172,529,230,604.96/1,785,602.28
  6. Step 6: Final answer
    x = 656,657.56

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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.