Finding the Fourth Proportional to 4,070,890.88, 6,135,597.36 and 3,509,053.28
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Solution
The fourth proportional to 4,070,890.88, 6,135,597.36 and 3,509,053.28 is: 5,288,802.54
Step by Step Solution
- Step 1: Write the proportion equation
4,070,890.88 : 6,135,597.36 = 3,509,053.28 : x - Step 2: Convert to fraction form
4,070,890.88/6,135,597.36 = 3,509,053.28/x - Step 3: Cross multiply
4,070,890.88x = 6,135,597.36 × 3,509,053.28 - Step 4: Simplify right side
4,070,890.88x = 21,530,138,040,867.34 - Step 5: Solve for x
x = 21,530,138,040,867.34/4,070,890.88 - Step 6: Final answer
x = 5,288,802.54
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.