Finding the Fourth Proportional to 2,623,677.84, 3,613,051.98 and 2,279,356.56
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Solution
The fourth proportional to 2,623,677.84, 3,613,051.98 and 2,279,356.56 is: 3,138,889.08
Step by Step Solution
- Step 1: Write the proportion equation
2,623,677.84 : 3,613,051.98 = 2,279,356.56 : x - Step 2: Convert to fraction form
2,623,677.84/3,613,051.98 = 2,279,356.56/x - Step 3: Cross multiply
2,623,677.84x = 3,613,051.98 × 2,279,356.56 - Step 4: Simplify right side
2,623,677.84x = 8,235,433,732,233.99 - Step 5: Solve for x
x = 8,235,433,732,233.99/2,623,677.84 - Step 6: Final answer
x = 3,138,889.08
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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.