Home / 3,280,354.08-4,916,541.89-2,321,086.12

Finding the Fourth Proportional to 3,280,354.08, 4,916,541.89 and 2,321,086.12

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Solution

The fourth proportional to 3,280,354.08, 4,916,541.89 and 2,321,086.12 is: 3,478,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,354.08 : 4,916,541.89 = 2,321,086.12 : x
  2. Step 2: Convert to fraction form
    3,280,354.08/4,916,541.89 = 2,321,086.12/x
  3. Step 3: Cross multiply
    3,280,354.08x = 4,916,541.89 × 2,321,086.12
  4. Step 4: Simplify right side
    3,280,354.08x = 11,411,717,132,788.93
  5. Step 5: Solve for x
    x = 11,411,717,132,788.93/3,280,354.08
  6. Step 6: Final answer
    x = 3,478,806.52

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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.