Home / 1,027,012.40-1,416,799.51-664,553.26

Finding the Fourth Proportional to 1,027,012.40, 1,416,799.51 and 664,553.26

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Solution

The fourth proportional to 1,027,012.40, 1,416,799.51 and 664,553.26 is: 916,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,012.40 : 1,416,799.51 = 664,553.26 : x
  2. Step 2: Convert to fraction form
    1,027,012.40/1,416,799.51 = 664,553.26/x
  3. Step 3: Cross multiply
    1,027,012.40x = 1,416,799.51 × 664,553.26
  4. Step 4: Simplify right side
    1,027,012.40x = 941,538,733,136.90
  5. Step 5: Solve for x
    x = 941,538,733,136.90/1,027,012.40
  6. Step 6: Final answer
    x = 916,774.45

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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.