Home / 1,343,564.53-1,854,171.53-762,841.69

Finding the Fourth Proportional to 1,343,564.53, 1,854,171.53 and 762,841.69

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Solution

The fourth proportional to 1,343,564.53, 1,854,171.53 and 762,841.69 is: 1,052,751.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,564.53 : 1,854,171.53 = 762,841.69 : x
  2. Step 2: Convert to fraction form
    1,343,564.53/1,854,171.53 = 762,841.69/x
  3. Step 3: Cross multiply
    1,343,564.53x = 1,854,171.53 × 762,841.69
  4. Step 4: Simplify right side
    1,343,564.53x = 1,414,439,330,410.02
  5. Step 5: Solve for x
    x = 1,414,439,330,410.02/1,343,564.53
  6. Step 6: Final answer
    x = 1,052,751.32

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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.