Home / 2,657,872.80-3,668,214.96-1,511,731.80

Finding the Fourth Proportional to 2,657,872.80, 3,668,214.96 and 1,511,731.80

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Solution

The fourth proportional to 2,657,872.80, 3,668,214.96 and 1,511,731.80 is: 2,086,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,872.80 : 3,668,214.96 = 1,511,731.80 : x
  2. Step 2: Convert to fraction form
    2,657,872.80/3,668,214.96 = 1,511,731.80/x
  3. Step 3: Cross multiply
    2,657,872.80x = 3,668,214.96 × 1,511,731.80
  4. Step 4: Simplify right side
    2,657,872.80x = 5,545,357,204,267.73
  5. Step 5: Solve for x
    x = 5,545,357,204,267.73/2,657,872.80
  6. Step 6: Final answer
    x = 2,086,389.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.