Home / 3,280,236.40-4,920,354.60-1,845,345.70

Finding the Fourth Proportional to 3,280,236.40, 4,920,354.60 and 1,845,345.70

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Solution

The fourth proportional to 3,280,236.40, 4,920,354.60 and 1,845,345.70 is: 2,768,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,236.40 : 4,920,354.60 = 1,845,345.70 : x
  2. Step 2: Convert to fraction form
    3,280,236.40/4,920,354.60 = 1,845,345.70/x
  3. Step 3: Cross multiply
    3,280,236.40x = 4,920,354.60 × 1,845,345.70
  4. Step 4: Simplify right side
    3,280,236.40x = 9,079,755,203,585.22
  5. Step 5: Solve for x
    x = 9,079,755,203,585.22/3,280,236.40
  6. Step 6: Final answer
    x = 2,768,018.55

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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.