Home / 986,829.44-1,361,857.60-604,782.40

Finding the Fourth Proportional to 986,829.44, 1,361,857.60 and 604,782.40

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Solution

The fourth proportional to 986,829.44, 1,361,857.60 and 604,782.40 is: 834,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,829.44 : 1,361,857.60 = 604,782.40 : x
  2. Step 2: Convert to fraction form
    986,829.44/1,361,857.60 = 604,782.40/x
  3. Step 3: Cross multiply
    986,829.44x = 1,361,857.60 × 604,782.40
  4. Step 4: Simplify right side
    986,829.44x = 823,627,507,786.24
  5. Step 5: Solve for x
    x = 823,627,507,786.24/986,829.44
  6. Step 6: Final answer
    x = 834,619.92

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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.