Finding the Fourth Proportional to 5,684,274.36, 8,511,132.65 and 4,329,985.55
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Solution
The fourth proportional to 5,684,274.36, 8,511,132.65 and 4,329,985.55 is: 6,483,339.65
Step by Step Solution
- Step 1: Write the proportion equation
5,684,274.36 : 8,511,132.65 = 4,329,985.55 : x - Step 2: Convert to fraction form
5,684,274.36/8,511,132.65 = 4,329,985.55/x - Step 3: Cross multiply
5,684,274.36x = 8,511,132.65 × 4,329,985.55 - Step 4: Simplify right side
5,684,274.36x = 36,853,081,324,427.62 - Step 5: Solve for x
x = 36,853,081,324,427.62/5,684,274.36 - Step 6: Final answer
x = 6,483,339.65
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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.