Home / 2,298,888.02-3,172,563.88-1,280,292.78

Finding the Fourth Proportional to 2,298,888.02, 3,172,563.88 and 1,280,292.78

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Solution

The fourth proportional to 2,298,888.02, 3,172,563.88 and 1,280,292.78 is: 1,766,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,888.02 : 3,172,563.88 = 1,280,292.78 : x
  2. Step 2: Convert to fraction form
    2,298,888.02/3,172,563.88 = 1,280,292.78/x
  3. Step 3: Cross multiply
    2,298,888.02x = 3,172,563.88 × 1,280,292.78
  4. Step 4: Simplify right side
    2,298,888.02x = 4,061,810,629,652.79
  5. Step 5: Solve for x
    x = 4,061,810,629,652.79/2,298,888.02
  6. Step 6: Final answer
    x = 1,766,858.84

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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.