Home / 4,142,116.85-6,212,901.89-1,984,685.09

Finding the Fourth Proportional to 4,142,116.85, 6,212,901.89 and 1,984,685.09

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Solution

The fourth proportional to 4,142,116.85, 6,212,901.89 and 1,984,685.09 is: 2,976,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,116.85 : 6,212,901.89 = 1,984,685.09 : x
  2. Step 2: Convert to fraction form
    4,142,116.85/6,212,901.89 = 1,984,685.09/x
  3. Step 3: Cross multiply
    4,142,116.85x = 6,212,901.89 × 1,984,685.09
  4. Step 4: Simplify right side
    4,142,116.85x = 12,330,653,720,613.02
  5. Step 5: Solve for x
    x = 12,330,653,720,613.02/4,142,116.85
  6. Step 6: Final answer
    x = 2,976,896.64

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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.