Home / 1,611,892.62-2,222,885.05-1,031,299.47

Finding the Fourth Proportional to 1,611,892.62, 2,222,885.05 and 1,031,299.47

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Solution

The fourth proportional to 1,611,892.62, 2,222,885.05 and 1,031,299.47 is: 1,422,216.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,892.62 : 2,222,885.05 = 1,031,299.47 : x
  2. Step 2: Convert to fraction form
    1,611,892.62/2,222,885.05 = 1,031,299.47/x
  3. Step 3: Cross multiply
    1,611,892.62x = 2,222,885.05 × 1,031,299.47
  4. Step 4: Simplify right side
    1,611,892.62x = 2,292,460,173,935.92
  5. Step 5: Solve for x
    x = 2,292,460,173,935.92/1,611,892.62
  6. Step 6: Final answer
    x = 1,422,216.43

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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.