Home / 1,204,925.39-1,806,127.01-405,930.86

Finding the Fourth Proportional to 1,204,925.39, 1,806,127.01 and 405,930.86

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Solution

The fourth proportional to 1,204,925.39, 1,806,127.01 and 405,930.86 is: 608,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,925.39 : 1,806,127.01 = 405,930.86 : x
  2. Step 2: Convert to fraction form
    1,204,925.39/1,806,127.01 = 405,930.86/x
  3. Step 3: Cross multiply
    1,204,925.39x = 1,806,127.01 × 405,930.86
  4. Step 4: Simplify right side
    1,204,925.39x = 733,162,679,378.24
  5. Step 5: Solve for x
    x = 733,162,679,378.24/1,204,925.39
  6. Step 6: Final answer
    x = 608,471.44

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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.