Home / 1,275,241.98-1,759,899.09-723,996.33

Finding the Fourth Proportional to 1,275,241.98, 1,759,899.09 and 723,996.33

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Solution

The fourth proportional to 1,275,241.98, 1,759,899.09 and 723,996.33 is: 999,151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,241.98 : 1,759,899.09 = 723,996.33 : x
  2. Step 2: Convert to fraction form
    1,275,241.98/1,759,899.09 = 723,996.33/x
  3. Step 3: Cross multiply
    1,275,241.98x = 1,759,899.09 × 723,996.33
  4. Step 4: Simplify right side
    1,275,241.98x = 1,274,160,482,330.34
  5. Step 5: Solve for x
    x = 1,274,160,482,330.34/1,275,241.98
  6. Step 6: Final answer
    x = 999,151.93

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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.