Finding the Fourth Proportional to 2,016,345.71, 2,782,531.51 and 1,098,613.08
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Solution
The fourth proportional to 2,016,345.71, 2,782,531.51 and 1,098,613.08 is: 1,516,072.12
Step by Step Solution
- Step 1: Write the proportion equation
2,016,345.71 : 2,782,531.51 = 1,098,613.08 : x - Step 2: Convert to fraction form
2,016,345.71/2,782,531.51 = 1,098,613.08/x - Step 3: Cross multiply
2,016,345.71x = 2,782,531.51 × 1,098,613.08 - Step 4: Simplify right side
2,016,345.71x = 3,056,925,509,651.62 - Step 5: Solve for x
x = 3,056,925,509,651.62/2,016,345.71 - Step 6: Final answer
x = 1,516,072.12
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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.