Home / 2,930,123.28-4,395,351-908,654.58

Finding the Fourth Proportional to 2,930,123.28, 4,395,351 and 908,654.58

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Solution

The fourth proportional to 2,930,123.28, 4,395,351 and 908,654.58 is: 1,363,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,123.28 : 4,395,351 = 908,654.58 : x
  2. Step 2: Convert to fraction form
    2,930,123.28/4,395,351 = 908,654.58/x
  3. Step 3: Cross multiply
    2,930,123.28x = 4,395,351 × 908,654.58
  4. Step 4: Simplify right side
    2,930,123.28x = 3,993,855,816,857.58
  5. Step 5: Solve for x
    x = 3,993,855,816,857.58/2,930,123.28
  6. Step 6: Final answer
    x = 1,363,033.37

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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.