Home / 1,616,959.89-2,427,122.10-1,190,976.72

Finding the Fourth Proportional to 1,616,959.89, 2,427,122.10 and 1,190,976.72

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Solution

The fourth proportional to 1,616,959.89, 2,427,122.10 and 1,190,976.72 is: 1,787,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,959.89 : 2,427,122.10 = 1,190,976.72 : x
  2. Step 2: Convert to fraction form
    1,616,959.89/2,427,122.10 = 1,190,976.72/x
  3. Step 3: Cross multiply
    1,616,959.89x = 2,427,122.10 × 1,190,976.72
  4. Step 4: Simplify right side
    1,616,959.89x = 2,890,645,917,697.51
  5. Step 5: Solve for x
    x = 2,890,645,917,697.51/1,616,959.89
  6. Step 6: Final answer
    x = 1,787,704.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.