Home / 1,329,921.04-1,997,834.30-824,855.44

Finding the Fourth Proportional to 1,329,921.04, 1,997,834.30 and 824,855.44

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Solution

The fourth proportional to 1,329,921.04, 1,997,834.30 and 824,855.44 is: 1,239,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,921.04 : 1,997,834.30 = 824,855.44 : x
  2. Step 2: Convert to fraction form
    1,329,921.04/1,997,834.30 = 824,855.44/x
  3. Step 3: Cross multiply
    1,329,921.04x = 1,997,834.30 × 824,855.44
  4. Step 4: Simplify right side
    1,329,921.04x = 1,647,924,490,573.59
  5. Step 5: Solve for x
    x = 1,647,924,490,573.59/1,329,921.04
  6. Step 6: Final answer
    x = 1,239,114.53

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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.