Finding the Fourth Proportional to 4,645,651.49, 6,970,757.79 and 2,088,670.62
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Solution
The fourth proportional to 4,645,651.49, 6,970,757.79 and 2,088,670.62 is: 3,134,031.26
Step by Step Solution
- Step 1: Write the proportion equation
4,645,651.49 : 6,970,757.79 = 2,088,670.62 : x - Step 2: Convert to fraction form
4,645,651.49/6,970,757.79 = 2,088,670.62/x - Step 3: Cross multiply
4,645,651.49x = 6,970,757.79 × 2,088,670.62 - Step 4: Simplify right side
4,645,651.49x = 14,559,616,995,109.13 - Step 5: Solve for x
x = 14,559,616,995,109.13/4,645,651.49 - Step 6: Final answer
x = 3,134,031.26
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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.