Home / 1,533,342.62-2,116,105.29-845,012.66

Finding the Fourth Proportional to 1,533,342.62, 2,116,105.29 and 845,012.66

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Solution

The fourth proportional to 1,533,342.62, 2,116,105.29 and 845,012.66 is: 1,166,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,342.62 : 2,116,105.29 = 845,012.66 : x
  2. Step 2: Convert to fraction form
    1,533,342.62/2,116,105.29 = 845,012.66/x
  3. Step 3: Cross multiply
    1,533,342.62x = 2,116,105.29 × 845,012.66
  4. Step 4: Simplify right side
    1,533,342.62x = 1,788,135,749,362.45
  5. Step 5: Solve for x
    x = 1,788,135,749,362.45/1,533,342.62
  6. Step 6: Final answer
    x = 1,166,168.42

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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.