Home / 1,531,307.99-2,296,786.72-409,464.47

Finding the Fourth Proportional to 1,531,307.99, 2,296,786.72 and 409,464.47

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Solution

The fourth proportional to 1,531,307.99, 2,296,786.72 and 409,464.47 is: 614,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,307.99 : 2,296,786.72 = 409,464.47 : x
  2. Step 2: Convert to fraction form
    1,531,307.99/2,296,786.72 = 409,464.47/x
  3. Step 3: Cross multiply
    1,531,307.99x = 2,296,786.72 × 409,464.47
  4. Step 4: Simplify right side
    1,531,307.99x = 940,452,557,007.84
  5. Step 5: Solve for x
    x = 940,452,557,007.84/1,531,307.99
  6. Step 6: Final answer
    x = 614,149.84

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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.