Home / 3,448,851.44-4,759,416.48-1,999,387.20

Finding the Fourth Proportional to 3,448,851.44, 4,759,416.48 and 1,999,387.20

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Solution

The fourth proportional to 3,448,851.44, 4,759,416.48 and 1,999,387.20 is: 2,759,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,851.44 : 4,759,416.48 = 1,999,387.20 : x
  2. Step 2: Convert to fraction form
    3,448,851.44/4,759,416.48 = 1,999,387.20/x
  3. Step 3: Cross multiply
    3,448,851.44x = 4,759,416.48 × 1,999,387.20
  4. Step 4: Simplify right side
    3,448,851.44x = 9,515,916,389,581.06
  5. Step 5: Solve for x
    x = 9,515,916,389,581.06/3,448,851.44
  6. Step 6: Final answer
    x = 2,759,155.20

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1.5x scale

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.