Home / 1,127,983.99-1,691,554.87-453,837.55

Finding the Fourth Proportional to 1,127,983.99, 1,691,554.87 and 453,837.55

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Solution

The fourth proportional to 1,127,983.99, 1,691,554.87 and 453,837.55 is: 680,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,983.99 : 1,691,554.87 = 453,837.55 : x
  2. Step 2: Convert to fraction form
    1,127,983.99/1,691,554.87 = 453,837.55/x
  3. Step 3: Cross multiply
    1,127,983.99x = 1,691,554.87 × 453,837.55
  4. Step 4: Simplify right side
    1,127,983.99x = 767,691,117,891.37
  5. Step 5: Solve for x
    x = 767,691,117,891.37/1,127,983.99
  6. Step 6: Final answer
    x = 680,586.89

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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.