Home / 1,266,675.69-1,748,137.24-722,893.33

Finding the Fourth Proportional to 1,266,675.69, 1,748,137.24 and 722,893.33

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Solution

The fourth proportional to 1,266,675.69, 1,748,137.24 and 722,893.33 is: 997,664.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,675.69 : 1,748,137.24 = 722,893.33 : x
  2. Step 2: Convert to fraction form
    1,266,675.69/1,748,137.24 = 722,893.33/x
  3. Step 3: Cross multiply
    1,266,675.69x = 1,748,137.24 × 722,893.33
  4. Step 4: Simplify right side
    1,266,675.69x = 1,263,716,748,157.50
  5. Step 5: Solve for x
    x = 1,263,716,748,157.50/1,266,675.69
  6. Step 6: Final answer
    x = 997,664.01

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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.