Finding the Fourth Proportional to 1,822,364.53, 2,514,889.62 and 1,058,418.09
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Solution
The fourth proportional to 1,822,364.53, 2,514,889.62 and 1,058,418.09 is: 1,460,632.40
Step by Step Solution
- Step 1: Write the proportion equation
1,822,364.53 : 2,514,889.62 = 1,058,418.09 : x - Step 2: Convert to fraction form
1,822,364.53/2,514,889.62 = 1,058,418.09/x - Step 3: Cross multiply
1,822,364.53x = 2,514,889.62 × 1,058,418.09 - Step 4: Simplify right side
1,822,364.53x = 2,661,804,668,161.23 - Step 5: Solve for x
x = 2,661,804,668,161.23/1,822,364.53 - Step 6: Final answer
x = 1,460,632.40
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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.