Finding the Fourth Proportional to 4,552,112.27, 6,281,841.60 and 2,487,083.46
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Solution
The fourth proportional to 4,552,112.27, 6,281,841.60 and 2,487,083.46 is: 3,432,135.11
Step by Step Solution
- Step 1: Write the proportion equation
4,552,112.27 : 6,281,841.60 = 2,487,083.46 : x - Step 2: Convert to fraction form
4,552,112.27/6,281,841.60 = 2,487,083.46/x - Step 3: Cross multiply
4,552,112.27x = 6,281,841.60 × 2,487,083.46 - Step 4: Simplify right side
4,552,112.27x = 15,623,464,341,699.94 - Step 5: Solve for x
x = 15,623,464,341,699.94/4,552,112.27 - Step 6: Final answer
x = 3,432,135.11
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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.