Home / 3,616,400.70-5,422,630.05-1,091,727.90

Finding the Fourth Proportional to 3,616,400.70, 5,422,630.05 and 1,091,727.90

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Solution

The fourth proportional to 3,616,400.70, 5,422,630.05 and 1,091,727.90 is: 1,636,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,400.70 : 5,422,630.05 = 1,091,727.90 : x
  2. Step 2: Convert to fraction form
    3,616,400.70/5,422,630.05 = 1,091,727.90/x
  3. Step 3: Cross multiply
    3,616,400.70x = 5,422,630.05 × 1,091,727.90
  4. Step 4: Simplify right side
    3,616,400.70x = 5,920,036,516,963.40
  5. Step 5: Solve for x
    x = 5,920,036,516,963.40/3,616,400.70
  6. Step 6: Final answer
    x = 1,636,996.84

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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.