Home / 1,201,714.44-1,658,548.08-685,465.80

Finding the Fourth Proportional to 1,201,714.44, 1,658,548.08 and 685,465.80

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Solution

The fourth proportional to 1,201,714.44, 1,658,548.08 and 685,465.80 is: 946,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,714.44 : 1,658,548.08 = 685,465.80 : x
  2. Step 2: Convert to fraction form
    1,201,714.44/1,658,548.08 = 685,465.80/x
  3. Step 3: Cross multiply
    1,201,714.44x = 1,658,548.08 × 685,465.80
  4. Step 4: Simplify right side
    1,201,714.44x = 1,136,877,986,495.66
  5. Step 5: Solve for x
    x = 1,136,877,986,495.66/1,201,714.44
  6. Step 6: Final answer
    x = 946,046.71

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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.