Home / 5,383,932.56-8,072,870.76-1,787,775.02

Finding the Fourth Proportional to 5,383,932.56, 8,072,870.76 and 1,787,775.02

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Solution

The fourth proportional to 5,383,932.56, 8,072,870.76 and 1,787,775.02 is: 2,680,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,932.56 : 8,072,870.76 = 1,787,775.02 : x
  2. Step 2: Convert to fraction form
    5,383,932.56/8,072,870.76 = 1,787,775.02/x
  3. Step 3: Cross multiply
    5,383,932.56x = 8,072,870.76 × 1,787,775.02
  4. Step 4: Simplify right side
    5,383,932.56x = 14,432,476,684,416.41
  5. Step 5: Solve for x
    x = 14,432,476,684,416.41/5,383,932.56
  6. Step 6: Final answer
    x = 2,680,657.03

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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.