Home / 3,280,310.76-4,526,830.77-1,830,006.20

Finding the Fourth Proportional to 3,280,310.76, 4,526,830.77 and 1,830,006.20

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Solution

The fourth proportional to 3,280,310.76, 4,526,830.77 and 1,830,006.20 is: 2,525,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,310.76 : 4,526,830.77 = 1,830,006.20 : x
  2. Step 2: Convert to fraction form
    3,280,310.76/4,526,830.77 = 1,830,006.20/x
  3. Step 3: Cross multiply
    3,280,310.76x = 4,526,830.77 × 1,830,006.20
  4. Step 4: Simplify right side
    3,280,310.76x = 8,284,128,375,450.77
  5. Step 5: Solve for x
    x = 8,284,128,375,450.77/3,280,310.76
  6. Step 6: Final answer
    x = 2,525,409.63

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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.