Finding the Fourth Proportional to 2,578,618.64, 3,558,589.75 and 1,546,294.49
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Solution
The fourth proportional to 2,578,618.64, 3,558,589.75 and 1,546,294.49 is: 2,133,943.98
Step by Step Solution
- Step 1: Write the proportion equation
2,578,618.64 : 3,558,589.75 = 1,546,294.49 : x - Step 2: Convert to fraction form
2,578,618.64/3,558,589.75 = 1,546,294.49/x - Step 3: Cross multiply
2,578,618.64x = 3,558,589.75 × 1,546,294.49 - Step 4: Simplify right side
2,578,618.64x = 5,502,627,722,595.48 - Step 5: Solve for x
x = 5,502,627,722,595.48/2,578,618.64 - Step 6: Final answer
x = 2,133,943.98
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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.