Finding the Fourth Proportional to 1,528,159.16, 2,108,767.02 and 849,072.44
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Solution
The fourth proportional to 1,528,159.16, 2,108,767.02 and 849,072.44 is: 1,171,668.51
Step by Step Solution
- Step 1: Write the proportion equation
1,528,159.16 : 2,108,767.02 = 849,072.44 : x - Step 2: Convert to fraction form
1,528,159.16/2,108,767.02 = 849,072.44/x - Step 3: Cross multiply
1,528,159.16x = 2,108,767.02 × 849,072.44 - Step 4: Simplify right side
1,528,159.16x = 1,790,495,959,062.93 - Step 5: Solve for x
x = 1,790,495,959,062.93/1,528,159.16 - Step 6: Final answer
x = 1,171,668.51
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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.