Home / 3,280,442.60-4,922,046.30-1,785,607.40

Finding the Fourth Proportional to 3,280,442.60, 4,922,046.30 and 1,785,607.40

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Solution

The fourth proportional to 3,280,442.60, 4,922,046.30 and 1,785,607.40 is: 2,679,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,442.60 : 4,922,046.30 = 1,785,607.40 : x
  2. Step 2: Convert to fraction form
    3,280,442.60/4,922,046.30 = 1,785,607.40/x
  3. Step 3: Cross multiply
    3,280,442.60x = 4,922,046.30 × 1,785,607.40
  4. Step 4: Simplify right side
    3,280,442.60x = 8,788,842,296,422.62
  5. Step 5: Solve for x
    x = 8,788,842,296,422.62/3,280,442.60
  6. Step 6: Final answer
    x = 2,679,163.57

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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.