Home / 1,204,031.02-1,661,637.46-667,487.02

Finding the Fourth Proportional to 1,204,031.02, 1,661,637.46 and 667,487.02

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Solution

The fourth proportional to 1,204,031.02, 1,661,637.46 and 667,487.02 is: 921,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,031.02 : 1,661,637.46 = 667,487.02 : x
  2. Step 2: Convert to fraction form
    1,204,031.02/1,661,637.46 = 667,487.02/x
  3. Step 3: Cross multiply
    1,204,031.02x = 1,661,637.46 × 667,487.02
  4. Step 4: Simplify right side
    1,204,031.02x = 1,109,121,436,495.77
  5. Step 5: Solve for x
    x = 1,109,121,436,495.77/1,204,031.02
  6. Step 6: Final answer
    x = 921,173.47

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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.