Finding the Fourth Proportional to 2,521,657.96, 3,479,746.17 and 1,434,194.08
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Solution
The fourth proportional to 2,521,657.96, 3,479,746.17 and 1,434,194.08 is: 1,979,107.17
Step by Step Solution
- Step 1: Write the proportion equation
2,521,657.96 : 3,479,746.17 = 1,434,194.08 : x - Step 2: Convert to fraction form
2,521,657.96/3,479,746.17 = 1,434,194.08/x - Step 3: Cross multiply
2,521,657.96x = 3,479,746.17 × 1,434,194.08 - Step 4: Simplify right side
2,521,657.96x = 4,990,631,356,916.67 - Step 5: Solve for x
x = 4,990,631,356,916.67/2,521,657.96 - Step 6: Final answer
x = 1,979,107.17
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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.