Home / 2,890,893.24-4,335,448.86-1,998,072.36

Finding the Fourth Proportional to 2,890,893.24, 4,335,448.86 and 1,998,072.36

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Solution

The fourth proportional to 2,890,893.24, 4,335,448.86 and 1,998,072.36 is: 2,996,492.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,893.24 : 4,335,448.86 = 1,998,072.36 : x
  2. Step 2: Convert to fraction form
    2,890,893.24/4,335,448.86 = 1,998,072.36/x
  3. Step 3: Cross multiply
    2,890,893.24x = 4,335,448.86 × 1,998,072.36
  4. Step 4: Simplify right side
    2,890,893.24x = 8,662,540,535,359.51
  5. Step 5: Solve for x
    x = 8,662,540,535,359.51/2,890,893.24
  6. Step 6: Final answer
    x = 2,996,492.72

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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.