Home / 3,280,307.87-4,526,826.78-1,830,003.31

Finding the Fourth Proportional to 3,280,307.87, 4,526,826.78 and 1,830,003.31

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Solution

The fourth proportional to 3,280,307.87, 4,526,826.78 and 1,830,003.31 is: 2,525,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,307.87 : 4,526,826.78 = 1,830,003.31 : x
  2. Step 2: Convert to fraction form
    3,280,307.87/4,526,826.78 = 1,830,003.31/x
  3. Step 3: Cross multiply
    3,280,307.87x = 4,526,826.78 × 1,830,003.31
  4. Step 4: Simplify right side
    3,280,307.87x = 8,284,107,968,562.51
  5. Step 5: Solve for x
    x = 8,284,107,968,562.51/3,280,307.87
  6. Step 6: Final answer
    x = 2,525,405.64

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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.