Home / 1,055,894.52-1,583,903.38-407,474.12

Finding the Fourth Proportional to 1,055,894.52, 1,583,903.38 and 407,474.12

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Solution

The fourth proportional to 1,055,894.52, 1,583,903.38 and 407,474.12 is: 611,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,894.52 : 1,583,903.38 = 407,474.12 : x
  2. Step 2: Convert to fraction form
    1,055,894.52/1,583,903.38 = 407,474.12/x
  3. Step 3: Cross multiply
    1,055,894.52x = 1,583,903.38 × 407,474.12
  4. Step 4: Simplify right side
    1,055,894.52x = 645,399,635,930.53
  5. Step 5: Solve for x
    x = 645,399,635,930.53/1,055,894.52
  6. Step 6: Final answer
    x = 611,234.95

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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.