Home / 1,889,491.20-2,834,236.80-1,036,233.15

Finding the Fourth Proportional to 1,889,491.20, 2,834,236.80 and 1,036,233.15

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Solution

The fourth proportional to 1,889,491.20, 2,834,236.80 and 1,036,233.15 is: 1,554,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,491.20 : 2,834,236.80 = 1,036,233.15 : x
  2. Step 2: Convert to fraction form
    1,889,491.20/2,834,236.80 = 1,036,233.15/x
  3. Step 3: Cross multiply
    1,889,491.20x = 2,834,236.80 × 1,036,233.15
  4. Step 4: Simplify right side
    1,889,491.20x = 2,936,930,127,109.92
  5. Step 5: Solve for x
    x = 2,936,930,127,109.92/1,889,491.20
  6. Step 6: Final answer
    x = 1,554,349.73

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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.