Home / 1,839,215.52-2,758,824.36-509,519.52

Finding the Fourth Proportional to 1,839,215.52, 2,758,824.36 and 509,519.52

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Solution

The fourth proportional to 1,839,215.52, 2,758,824.36 and 509,519.52 is: 764,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,215.52 : 2,758,824.36 = 509,519.52 : x
  2. Step 2: Convert to fraction form
    1,839,215.52/2,758,824.36 = 509,519.52/x
  3. Step 3: Cross multiply
    1,839,215.52x = 2,758,824.36 × 509,519.52
  4. Step 4: Simplify right side
    1,839,215.52x = 1,405,674,863,671.51
  5. Step 5: Solve for x
    x = 1,405,674,863,671.51/1,839,215.52
  6. Step 6: Final answer
    x = 764,279.58

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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.