Home / 1,984,615.02-2,738,768.64-1,125,175.20

Finding the Fourth Proportional to 1,984,615.02, 2,738,768.64 and 1,125,175.20

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Solution

The fourth proportional to 1,984,615.02, 2,738,768.64 and 1,125,175.20 is: 1,552,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,615.02 : 2,738,768.64 = 1,125,175.20 : x
  2. Step 2: Convert to fraction form
    1,984,615.02/2,738,768.64 = 1,125,175.20/x
  3. Step 3: Cross multiply
    1,984,615.02x = 2,738,768.64 × 1,125,175.20
  4. Step 4: Simplify right side
    1,984,615.02x = 3,081,594,552,265.73
  5. Step 5: Solve for x
    x = 3,081,594,552,265.73/1,984,615.02
  6. Step 6: Final answer
    x = 1,552,741.73

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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.