Home / 3,103,921.26-4,283,784.18-1,880,190.84

Finding the Fourth Proportional to 3,103,921.26, 4,283,784.18 and 1,880,190.84

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Solution

The fourth proportional to 3,103,921.26, 4,283,784.18 and 1,880,190.84 is: 2,594,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,921.26 : 4,283,784.18 = 1,880,190.84 : x
  2. Step 2: Convert to fraction form
    3,103,921.26/4,283,784.18 = 1,880,190.84/x
  3. Step 3: Cross multiply
    3,103,921.26x = 4,283,784.18 × 1,880,190.84
  4. Step 4: Simplify right side
    3,103,921.26x = 8,054,331,775,772.91
  5. Step 5: Solve for x
    x = 8,054,331,775,772.91/3,103,921.26
  6. Step 6: Final answer
    x = 2,594,889.21

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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.