Finding the Fourth Proportional to 2,670,832.16, 4,006,394.16 and 676,305.44
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Solution
The fourth proportional to 2,670,832.16, 4,006,394.16 and 676,305.44 is: 1,014,495.11
Step by Step Solution
- Step 1: Write the proportion equation
2,670,832.16 : 4,006,394.16 = 676,305.44 : x - Step 2: Convert to fraction form
2,670,832.16/4,006,394.16 = 676,305.44/x - Step 3: Cross multiply
2,670,832.16x = 4,006,394.16 × 676,305.44 - Step 4: Simplify right side
2,670,832.16x = 2,709,546,165,192.23 - Step 5: Solve for x
x = 2,709,546,165,192.23/2,670,832.16 - Step 6: Final answer
x = 1,014,495.11
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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.