Finding the Fourth Proportional to 4,569,979.84, 6,853,589.64 and 1,374,257.68
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Solution
The fourth proportional to 4,569,979.84, 6,853,589.64 and 1,374,257.68 is: 2,060,971.50
Step by Step Solution
- Step 1: Write the proportion equation
4,569,979.84 : 6,853,589.64 = 1,374,257.68 : x - Step 2: Convert to fraction form
4,569,979.84/6,853,589.64 = 1,374,257.68/x - Step 3: Cross multiply
4,569,979.84x = 6,853,589.64 × 1,374,257.68 - Step 4: Simplify right side
4,569,979.84x = 9,418,598,198,338.43 - Step 5: Solve for x
x = 9,418,598,198,338.43/4,569,979.84 - Step 6: Final answer
x = 2,060,971.50
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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.