Home / 1,909,652.96-2,635,268.46-1,050,213.20

Finding the Fourth Proportional to 1,909,652.96, 2,635,268.46 and 1,050,213.20

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Solution

The fourth proportional to 1,909,652.96, 2,635,268.46 and 1,050,213.20 is: 1,449,265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,652.96 : 2,635,268.46 = 1,050,213.20 : x
  2. Step 2: Convert to fraction form
    1,909,652.96/2,635,268.46 = 1,050,213.20/x
  3. Step 3: Cross multiply
    1,909,652.96x = 2,635,268.46 × 1,050,213.20
  4. Step 4: Simplify right side
    1,909,652.96x = 2,767,593,722,235.67
  5. Step 5: Solve for x
    x = 2,767,593,722,235.67/1,909,652.96
  6. Step 6: Final answer
    x = 1,449,265.28

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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.