Home / 2,984,734.80-4,478,851.80-1,091,667.60

Finding the Fourth Proportional to 2,984,734.80, 4,478,851.80 and 1,091,667.60

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Solution

The fourth proportional to 2,984,734.80, 4,478,851.80 and 1,091,667.60 is: 1,638,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,734.80 : 4,478,851.80 = 1,091,667.60 : x
  2. Step 2: Convert to fraction form
    2,984,734.80/4,478,851.80 = 1,091,667.60/x
  3. Step 3: Cross multiply
    2,984,734.80x = 4,478,851.80 × 1,091,667.60
  4. Step 4: Simplify right side
    2,984,734.80x = 4,889,417,395,261.68
  5. Step 5: Solve for x
    x = 4,889,417,395,261.68/2,984,734.80
  6. Step 6: Final answer
    x = 1,638,141.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.