Home / 1,660,868.82-2,291,998.96-896,922.32

Finding the Fourth Proportional to 1,660,868.82, 2,291,998.96 and 896,922.32

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Solution

The fourth proportional to 1,660,868.82, 2,291,998.96 and 896,922.32 is: 1,237,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,868.82 : 2,291,998.96 = 896,922.32 : x
  2. Step 2: Convert to fraction form
    1,660,868.82/2,291,998.96 = 896,922.32/x
  3. Step 3: Cross multiply
    1,660,868.82x = 2,291,998.96 × 896,922.32
  4. Step 4: Simplify right side
    1,660,868.82x = 2,055,745,024,640.79
  5. Step 5: Solve for x
    x = 2,055,745,024,640.79/1,660,868.82
  6. Step 6: Final answer
    x = 1,237,752.80

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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.