Finding the Fourth Proportional to 2,415,191.78, 3,333,279.99 and 1,558,244.99
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Solution
The fourth proportional to 2,415,191.78, 3,333,279.99 and 1,558,244.99 is: 2,150,581.53
Step by Step Solution
- Step 1: Write the proportion equation
2,415,191.78 : 3,333,279.99 = 1,558,244.99 : x - Step 2: Convert to fraction form
2,415,191.78/3,333,279.99 = 1,558,244.99/x - Step 3: Cross multiply
2,415,191.78x = 3,333,279.99 × 1,558,244.99 - Step 4: Simplify right side
2,415,191.78x = 5,194,066,828,018.35 - Step 5: Solve for x
x = 5,194,066,828,018.35/2,415,191.78 - Step 6: Final answer
x = 2,150,581.53
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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.