Home / 1,715,693.22-2,571,866.28-816,893.46

Finding the Fourth Proportional to 1,715,693.22, 2,571,866.28 and 816,893.46

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Solution

The fourth proportional to 1,715,693.22, 2,571,866.28 and 816,893.46 is: 1,224,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,693.22 : 2,571,866.28 = 816,893.46 : x
  2. Step 2: Convert to fraction form
    1,715,693.22/2,571,866.28 = 816,893.46/x
  3. Step 3: Cross multiply
    1,715,693.22x = 2,571,866.28 × 816,893.46
  4. Step 4: Simplify right side
    1,715,693.22x = 2,100,940,744,126.53
  5. Step 5: Solve for x
    x = 2,100,940,744,126.53/1,715,693.22
  6. Step 6: Final answer
    x = 1,224,543.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.