Home / 1,382,899.58-2,074,654.04-423,362.44

Finding the Fourth Proportional to 1,382,899.58, 2,074,654.04 and 423,362.44

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Solution

The fourth proportional to 1,382,899.58, 2,074,654.04 and 423,362.44 is: 635,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,899.58 : 2,074,654.04 = 423,362.44 : x
  2. Step 2: Convert to fraction form
    1,382,899.58/2,074,654.04 = 423,362.44/x
  3. Step 3: Cross multiply
    1,382,899.58x = 2,074,654.04 × 423,362.44
  4. Step 4: Simplify right side
    1,382,899.58x = 878,330,596,530.26
  5. Step 5: Solve for x
    x = 878,330,596,530.26/1,382,899.58
  6. Step 6: Final answer
    x = 635,136.93

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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.