Home / 1,644,190.43-2,266,918.02-1,257,480.23

Finding the Fourth Proportional to 1,644,190.43, 2,266,918.02 and 1,257,480.23

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Solution

The fourth proportional to 1,644,190.43, 2,266,918.02 and 1,257,480.23 is: 1,733,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,190.43 : 2,266,918.02 = 1,257,480.23 : x
  2. Step 2: Convert to fraction form
    1,644,190.43/2,266,918.02 = 1,257,480.23/x
  3. Step 3: Cross multiply
    1,644,190.43x = 2,266,918.02 × 1,257,480.23
  4. Step 4: Simplify right side
    1,644,190.43x = 2,850,604,581,846.16
  5. Step 5: Solve for x
    x = 2,850,604,581,846.16/1,644,190.43
  6. Step 6: Final answer
    x = 1,733,743.57

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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.