Home / 1,660,859.33-2,291,985.86-896,912.82

Finding the Fourth Proportional to 1,660,859.33, 2,291,985.86 and 896,912.82

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Solution

The fourth proportional to 1,660,859.33, 2,291,985.86 and 896,912.82 is: 1,237,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,859.33 : 2,291,985.86 = 896,912.82 : x
  2. Step 2: Convert to fraction form
    1,660,859.33/2,291,985.86 = 896,912.82/x
  3. Step 3: Cross multiply
    1,660,859.33x = 2,291,985.86 × 896,912.82
  4. Step 4: Simplify right side
    1,660,859.33x = 2,055,711,496,608.16
  5. Step 5: Solve for x
    x = 2,055,711,496,608.16/1,660,859.33
  6. Step 6: Final answer
    x = 1,237,739.68

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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.