Home / 2,391,283.70-3,586,929.39-727,582.78

Finding the Fourth Proportional to 2,391,283.70, 3,586,929.39 and 727,582.78

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Solution

The fourth proportional to 2,391,283.70, 3,586,929.39 and 727,582.78 is: 1,091,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,283.70 : 3,586,929.39 = 727,582.78 : x
  2. Step 2: Convert to fraction form
    2,391,283.70/3,586,929.39 = 727,582.78/x
  3. Step 3: Cross multiply
    2,391,283.70x = 3,586,929.39 × 727,582.78
  4. Step 4: Simplify right side
    2,391,283.70x = 2,609,788,048,272.58
  5. Step 5: Solve for x
    x = 2,609,788,048,272.58/2,391,283.70
  6. Step 6: Final answer
    x = 1,091,375.34

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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.