Home / 1,903,123.92-2,854,690.84-641,837.52

Finding the Fourth Proportional to 1,903,123.92, 2,854,690.84 and 641,837.52

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Solution

The fourth proportional to 1,903,123.92, 2,854,690.84 and 641,837.52 is: 962,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,123.92 : 2,854,690.84 = 641,837.52 : x
  2. Step 2: Convert to fraction form
    1,903,123.92/2,854,690.84 = 641,837.52/x
  3. Step 3: Cross multiply
    1,903,123.92x = 2,854,690.84 × 641,837.52
  4. Step 4: Simplify right side
    1,903,123.92x = 1,832,247,689,112.32
  5. Step 5: Solve for x
    x = 1,832,247,689,112.32/1,903,123.92
  6. Step 6: Final answer
    x = 962,757.95

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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.