Home / 1,267,986.96-1,901,528.46-414,852.84

Finding the Fourth Proportional to 1,267,986.96, 1,901,528.46 and 414,852.84

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Solution

The fourth proportional to 1,267,986.96, 1,901,528.46 and 414,852.84 is: 622,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,986.96 : 1,901,528.46 = 414,852.84 : x
  2. Step 2: Convert to fraction form
    1,267,986.96/1,901,528.46 = 414,852.84/x
  3. Step 3: Cross multiply
    1,267,986.96x = 1,901,528.46 × 414,852.84
  4. Step 4: Simplify right side
    1,267,986.96x = 788,854,481,971.83
  5. Step 5: Solve for x
    x = 788,854,481,971.83/1,267,986.96
  6. Step 6: Final answer
    x = 622,131.38

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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.