Home / 3,623,466.75-5,000,447.30-1,991,942.88

Finding the Fourth Proportional to 3,623,466.75, 5,000,447.30 and 1,991,942.88

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Solution

The fourth proportional to 3,623,466.75, 5,000,447.30 and 1,991,942.88 is: 2,748,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,466.75 : 5,000,447.30 = 1,991,942.88 : x
  2. Step 2: Convert to fraction form
    3,623,466.75/5,000,447.30 = 1,991,942.88/x
  3. Step 3: Cross multiply
    3,623,466.75x = 5,000,447.30 × 1,991,942.88
  4. Step 4: Simplify right side
    3,623,466.75x = 9,960,605,386,090.51
  5. Step 5: Solve for x
    x = 9,960,605,386,090.51/3,623,466.75
  6. Step 6: Final answer
    x = 2,748,915.91

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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.