Home / 1,267,474.76-1,901,511.26-414,543.17

Finding the Fourth Proportional to 1,267,474.76, 1,901,511.26 and 414,543.17

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Solution

The fourth proportional to 1,267,474.76, 1,901,511.26 and 414,543.17 is: 621,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,474.76 : 1,901,511.26 = 414,543.17 : x
  2. Step 2: Convert to fraction form
    1,267,474.76/1,901,511.26 = 414,543.17/x
  3. Step 3: Cross multiply
    1,267,474.76x = 1,901,511.26 × 414,543.17
  4. Step 4: Simplify right side
    1,267,474.76x = 788,258,505,511.09
  5. Step 5: Solve for x
    x = 788,258,505,511.09/1,267,474.76
  6. Step 6: Final answer
    x = 621,912.59

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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.