Home / 1,522,120.52-2,283,287.30-611,303.06

Finding the Fourth Proportional to 1,522,120.52, 2,283,287.30 and 611,303.06

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Solution

The fourth proportional to 1,522,120.52, 2,283,287.30 and 611,303.06 is: 916,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,120.52 : 2,283,287.30 = 611,303.06 : x
  2. Step 2: Convert to fraction form
    1,522,120.52/2,283,287.30 = 611,303.06/x
  3. Step 3: Cross multiply
    1,522,120.52x = 2,283,287.30 × 611,303.06
  4. Step 4: Simplify right side
    1,522,120.52x = 1,395,780,513,349.14
  5. Step 5: Solve for x
    x = 1,395,780,513,349.14/1,522,120.52
  6. Step 6: Final answer
    x = 916,997.37

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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.