Finding the Fourth Proportional to 3,488,094.20, 4,813,625.97 and 1,918,288.08
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Solution
The fourth proportional to 3,488,094.20, 4,813,625.97 and 1,918,288.08 is: 2,647,268.33
Step by Step Solution
- Step 1: Write the proportion equation
3,488,094.20 : 4,813,625.97 = 1,918,288.08 : x - Step 2: Convert to fraction form
3,488,094.20/4,813,625.97 = 1,918,288.08/x - Step 3: Cross multiply
3,488,094.20x = 4,813,625.97 × 1,918,288.08 - Step 4: Simplify right side
3,488,094.20x = 9,233,921,319,829.44 - Step 5: Solve for x
x = 9,233,921,319,829.44/3,488,094.20 - Step 6: Final answer
x = 2,647,268.33
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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.