Home / 1,092,136.72-1,507,224.36-662,434.96

Finding the Fourth Proportional to 1,092,136.72, 1,507,224.36 and 662,434.96

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Solution

The fourth proportional to 1,092,136.72, 1,507,224.36 and 662,434.96 is: 914,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,136.72 : 1,507,224.36 = 662,434.96 : x
  2. Step 2: Convert to fraction form
    1,092,136.72/1,507,224.36 = 662,434.96/x
  3. Step 3: Cross multiply
    1,092,136.72x = 1,507,224.36 × 662,434.96
  4. Step 4: Simplify right side
    1,092,136.72x = 998,438,108,627.63
  5. Step 5: Solve for x
    x = 998,438,108,627.63/1,092,136.72
  6. Step 6: Final answer
    x = 914,206.15

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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.