Finding the Fourth Proportional to 4,321,925.79, 5,965,377.93 and 2,486,572.08
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Solution
The fourth proportional to 4,321,925.79, 5,965,377.93 and 2,486,572.08 is: 3,432,114.05
Step by Step Solution
- Step 1: Write the proportion equation
4,321,925.79 : 5,965,377.93 = 2,486,572.08 : x - Step 2: Convert to fraction form
4,321,925.79/5,965,377.93 = 2,486,572.08/x - Step 3: Cross multiply
4,321,925.79x = 5,965,377.93 × 2,486,572.08 - Step 4: Simplify right side
4,321,925.79x = 14,833,342,207,386.19 - Step 5: Solve for x
x = 14,833,342,207,386.19/4,321,925.79 - Step 6: Final answer
x = 3,432,114.05
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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.