Finding the Fourth Proportional to 2,715,612.48, 3,747,663.84 and 1,508,388.48
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Solution
The fourth proportional to 2,715,612.48, 3,747,663.84 and 1,508,388.48 is: 2,081,641.99
Step by Step Solution
- Step 1: Write the proportion equation
2,715,612.48 : 3,747,663.84 = 1,508,388.48 : x - Step 2: Convert to fraction form
2,715,612.48/3,747,663.84 = 1,508,388.48/x - Step 3: Cross multiply
2,715,612.48x = 3,747,663.84 × 1,508,388.48 - Step 4: Simplify right side
2,715,612.48x = 5,652,932,963,168.56 - Step 5: Solve for x
x = 5,652,932,963,168.56/2,715,612.48 - Step 6: Final answer
x = 2,081,641.99
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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.