Home / 1,641,826.96-2,265,766.44-916,646.80

Finding the Fourth Proportional to 1,641,826.96, 2,265,766.44 and 916,646.80

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Solution

The fourth proportional to 1,641,826.96, 2,265,766.44 and 916,646.80 is: 1,264,997.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,826.96 : 2,265,766.44 = 916,646.80 : x
  2. Step 2: Convert to fraction form
    1,641,826.96/2,265,766.44 = 916,646.80/x
  3. Step 3: Cross multiply
    1,641,826.96x = 2,265,766.44 × 916,646.80
  4. Step 4: Simplify right side
    1,641,826.96x = 2,076,907,556,773.39
  5. Step 5: Solve for x
    x = 2,076,907,556,773.39/1,641,826.96
  6. Step 6: Final answer
    x = 1,264,997.84

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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.