Home / 2,486,896.64-3,431,916.53-1,384,304.10

Finding the Fourth Proportional to 2,486,896.64, 3,431,916.53 and 1,384,304.10

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Solution

The fourth proportional to 2,486,896.64, 3,431,916.53 and 1,384,304.10 is: 1,910,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,896.64 : 3,431,916.53 = 1,384,304.10 : x
  2. Step 2: Convert to fraction form
    2,486,896.64/3,431,916.53 = 1,384,304.10/x
  3. Step 3: Cross multiply
    2,486,896.64x = 3,431,916.53 × 1,384,304.10
  4. Step 4: Simplify right side
    2,486,896.64x = 4,750,816,116,415.25
  5. Step 5: Solve for x
    x = 4,750,816,116,415.25/2,486,896.64
  6. Step 6: Final answer
    x = 1,910,339.20

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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.