Home / 1,782,842.40-2,459,062.80-1,103,997.60

Finding the Fourth Proportional to 1,782,842.40, 2,459,062.80 and 1,103,997.60

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Solution

The fourth proportional to 1,782,842.40, 2,459,062.80 and 1,103,997.60 is: 1,522,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,842.40 : 2,459,062.80 = 1,103,997.60 : x
  2. Step 2: Convert to fraction form
    1,782,842.40/2,459,062.80 = 1,103,997.60/x
  3. Step 3: Cross multiply
    1,782,842.40x = 2,459,062.80 × 1,103,997.60
  4. Step 4: Simplify right side
    1,782,842.40x = 2,714,799,429,449.28
  5. Step 5: Solve for x
    x = 2,714,799,429,449.28/1,782,842.40
  6. Step 6: Final answer
    x = 1,522,736.63

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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.