Finding the Fourth Proportional to 5,386,968.78, 8,078,958.11 and 1,495,531.95
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Solution
The fourth proportional to 5,386,968.78, 8,078,958.11 and 1,495,531.95 is: 2,242,882.86
Step by Step Solution
- Step 1: Write the proportion equation
5,386,968.78 : 8,078,958.11 = 1,495,531.95 : x - Step 2: Convert to fraction form
5,386,968.78/8,078,958.11 = 1,495,531.95/x - Step 3: Cross multiply
5,386,968.78x = 8,078,958.11 × 1,495,531.95 - Step 4: Simplify right side
5,386,968.78x = 12,082,339,954,149.80 - Step 5: Solve for x
x = 12,082,339,954,149.80/5,386,968.78 - Step 6: Final answer
x = 2,242,882.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.