Home / 1,690,933.20-2,333,577.24-927,018.96

Finding the Fourth Proportional to 1,690,933.20, 2,333,577.24 and 927,018.96

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Solution

The fourth proportional to 1,690,933.20, 2,333,577.24 and 927,018.96 is: 1,279,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,933.20 : 2,333,577.24 = 927,018.96 : x
  2. Step 2: Convert to fraction form
    1,690,933.20/2,333,577.24 = 927,018.96/x
  3. Step 3: Cross multiply
    1,690,933.20x = 2,333,577.24 × 927,018.96
  4. Step 4: Simplify right side
    1,690,933.20x = 2,163,270,346,104.47
  5. Step 5: Solve for x
    x = 2,163,270,346,104.47/1,690,933.20
  6. Step 6: Final answer
    x = 1,279,335.19

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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.