Home / 1,208,968.11-1,811,957.49-610,100.64

Finding the Fourth Proportional to 1,208,968.11, 1,811,957.49 and 610,100.64

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Solution

The fourth proportional to 1,208,968.11, 1,811,957.49 and 610,100.64 is: 914,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,968.11 : 1,811,957.49 = 610,100.64 : x
  2. Step 2: Convert to fraction form
    1,208,968.11/1,811,957.49 = 610,100.64/x
  3. Step 3: Cross multiply
    1,208,968.11x = 1,811,957.49 × 610,100.64
  4. Step 4: Simplify right side
    1,208,968.11x = 1,105,476,424,301.79
  5. Step 5: Solve for x
    x = 1,105,476,424,301.79/1,208,968.11
  6. Step 6: Final answer
    x = 914,396.68

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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.