Home / 2,739,397.94-3,780,480.69-1,515,683.64

Finding the Fourth Proportional to 2,739,397.94, 3,780,480.69 and 1,515,683.64

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Solution

The fourth proportional to 2,739,397.94, 3,780,480.69 and 1,515,683.64 is: 2,091,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,397.94 : 3,780,480.69 = 1,515,683.64 : x
  2. Step 2: Convert to fraction form
    2,739,397.94/3,780,480.69 = 1,515,683.64/x
  3. Step 3: Cross multiply
    2,739,397.94x = 3,780,480.69 × 1,515,683.64
  4. Step 4: Simplify right side
    2,739,397.94x = 5,730,012,733,168.91
  5. Step 5: Solve for x
    x = 5,730,012,733,168.91/2,739,397.94
  6. Step 6: Final answer
    x = 2,091,705.14

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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.