Home / 2,003,964.55-2,765,403.81-1,187,683.64

Finding the Fourth Proportional to 2,003,964.55, 2,765,403.81 and 1,187,683.64

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Solution

The fourth proportional to 2,003,964.55, 2,765,403.81 and 1,187,683.64 is: 1,638,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,964.55 : 2,765,403.81 = 1,187,683.64 : x
  2. Step 2: Convert to fraction form
    2,003,964.55/2,765,403.81 = 1,187,683.64/x
  3. Step 3: Cross multiply
    2,003,964.55x = 2,765,403.81 × 1,187,683.64
  4. Step 4: Simplify right side
    2,003,964.55x = 3,284,424,855,236.58
  5. Step 5: Solve for x
    x = 3,284,424,855,236.58/2,003,964.55
  6. Step 6: Final answer
    x = 1,638,963.55

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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.