Home / 1,149,602.68-1,586,452.13-666,447.91

Finding the Fourth Proportional to 1,149,602.68, 1,586,452.13 and 666,447.91

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Solution

The fourth proportional to 1,149,602.68, 1,586,452.13 and 666,447.91 is: 919,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,602.68 : 1,586,452.13 = 666,447.91 : x
  2. Step 2: Convert to fraction form
    1,149,602.68/1,586,452.13 = 666,447.91/x
  3. Step 3: Cross multiply
    1,149,602.68x = 1,586,452.13 × 666,447.91
  4. Step 4: Simplify right side
    1,149,602.68x = 1,057,287,706,353.55
  5. Step 5: Solve for x
    x = 1,057,287,706,353.55/1,149,602.68
  6. Step 6: Final answer
    x = 919,698.37

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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.