Home / 3,623,336.79-5,000,266.88-1,991,812.92

Finding the Fourth Proportional to 3,623,336.79, 5,000,266.88 and 1,991,812.92

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Solution

The fourth proportional to 3,623,336.79, 5,000,266.88 and 1,991,812.92 is: 2,748,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,336.79 : 5,000,266.88 = 1,991,812.92 : x
  2. Step 2: Convert to fraction form
    3,623,336.79/5,000,266.88 = 1,991,812.92/x
  3. Step 3: Cross multiply
    3,623,336.79x = 5,000,266.88 × 1,991,812.92
  4. Step 4: Simplify right side
    3,623,336.79x = 9,959,596,175,032.09
  5. Step 5: Solve for x
    x = 9,959,596,175,032.09/3,623,336.79
  6. Step 6: Final answer
    x = 2,748,735.97

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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.