Home / 4,905,885.78-6,770,345.40-2,730,568.32

Finding the Fourth Proportional to 4,905,885.78, 6,770,345.40 and 2,730,568.32

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Solution

The fourth proportional to 4,905,885.78, 6,770,345.40 and 2,730,568.32 is: 3,768,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,885.78 : 6,770,345.40 = 2,730,568.32 : x
  2. Step 2: Convert to fraction form
    4,905,885.78/6,770,345.40 = 2,730,568.32/x
  3. Step 3: Cross multiply
    4,905,885.78x = 6,770,345.40 × 2,730,568.32
  4. Step 4: Simplify right side
    4,905,885.78x = 18,486,890,664,697.73
  5. Step 5: Solve for x
    x = 18,486,890,664,697.73/4,905,885.78
  6. Step 6: Final answer
    x = 3,768,308.41

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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.