Home / 1,664,897.22-2,296,825.38-976,219.38

Finding the Fourth Proportional to 1,664,897.22, 2,296,825.38 and 976,219.38

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Solution

The fourth proportional to 1,664,897.22, 2,296,825.38 and 976,219.38 is: 1,346,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,897.22 : 2,296,825.38 = 976,219.38 : x
  2. Step 2: Convert to fraction form
    1,664,897.22/2,296,825.38 = 976,219.38/x
  3. Step 3: Cross multiply
    1,664,897.22x = 2,296,825.38 × 976,219.38
  4. Step 4: Simplify right side
    1,664,897.22x = 2,242,205,448,431.86
  5. Step 5: Solve for x
    x = 2,242,205,448,431.86/1,664,897.22
  6. Step 6: Final answer
    x = 1,346,753.07

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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.