Home / 2,605,934.70-3,908,902.05-2,511,456.30

Finding the Fourth Proportional to 2,605,934.70, 3,908,902.05 and 2,511,456.30

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Solution

The fourth proportional to 2,605,934.70, 3,908,902.05 and 2,511,456.30 is: 3,767,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,934.70 : 3,908,902.05 = 2,511,456.30 : x
  2. Step 2: Convert to fraction form
    2,605,934.70/3,908,902.05 = 2,511,456.30/x
  3. Step 3: Cross multiply
    2,605,934.70x = 3,908,902.05 × 2,511,456.30
  4. Step 4: Simplify right side
    2,605,934.70x = 9,817,036,679,555.41
  5. Step 5: Solve for x
    x = 9,817,036,679,555.41/2,605,934.70
  6. Step 6: Final answer
    x = 3,767,184.45

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Similar ratio
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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.