Home / 1,642,334.44-2,266,092.75-917,070.57

Finding the Fourth Proportional to 1,642,334.44, 2,266,092.75 and 917,070.57

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Solution

The fourth proportional to 1,642,334.44, 2,266,092.75 and 917,070.57 is: 1,265,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,334.44 : 2,266,092.75 = 917,070.57 : x
  2. Step 2: Convert to fraction form
    1,642,334.44/2,266,092.75 = 917,070.57/x
  3. Step 3: Cross multiply
    1,642,334.44x = 2,266,092.75 × 917,070.57
  4. Step 4: Simplify right side
    1,642,334.44x = 2,078,166,969,915.37
  5. Step 5: Solve for x
    x = 2,078,166,969,915.37/1,642,334.44
  6. Step 6: Final answer
    x = 1,265,373.80

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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.