Home / 1,903,834.98-2,856,500.10-838,129.32

Finding the Fourth Proportional to 1,903,834.98, 2,856,500.10 and 838,129.32

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Solution

The fourth proportional to 1,903,834.98, 2,856,500.10 and 838,129.32 is: 1,257,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,834.98 : 2,856,500.10 = 838,129.32 : x
  2. Step 2: Convert to fraction form
    1,903,834.98/2,856,500.10 = 838,129.32/x
  3. Step 3: Cross multiply
    1,903,834.98x = 2,856,500.10 × 838,129.32
  4. Step 4: Simplify right side
    1,903,834.98x = 2,394,116,486,392.93
  5. Step 5: Solve for x
    x = 2,394,116,486,392.93/1,903,834.98
  6. Step 6: Final answer
    x = 1,257,523.11

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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.