Home / 1,127,423.93-1,691,375.18-369,209.39

Finding the Fourth Proportional to 1,127,423.93, 1,691,375.18 and 369,209.39

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Solution

The fourth proportional to 1,127,423.93, 1,691,375.18 and 369,209.39 is: 553,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,423.93 : 1,691,375.18 = 369,209.39 : x
  2. Step 2: Convert to fraction form
    1,127,423.93/1,691,375.18 = 369,209.39/x
  3. Step 3: Cross multiply
    1,127,423.93x = 1,691,375.18 × 369,209.39
  4. Step 4: Simplify right side
    1,127,423.93x = 624,471,588,166.02
  5. Step 5: Solve for x
    x = 624,471,588,166.02/1,127,423.93
  6. Step 6: Final answer
    x = 553,892.44

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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.