Home / 862,192.08-1,189,413-669,889.44

Finding the Fourth Proportional to 862,192.08, 1,189,413 and 669,889.44

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Solution

The fourth proportional to 862,192.08, 1,189,413 and 669,889.44 is: 924,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,192.08 : 1,189,413 = 669,889.44 : x
  2. Step 2: Convert to fraction form
    862,192.08/1,189,413 = 669,889.44/x
  3. Step 3: Cross multiply
    862,192.08x = 1,189,413 × 669,889.44
  4. Step 4: Simplify right side
    862,192.08x = 796,775,208,498.72
  5. Step 5: Solve for x
    x = 796,775,208,498.72/862,192.08
  6. Step 6: Final answer
    x = 924,127.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.