Finding the Fourth Proportional to 1,668,514.29, 2,302,567.47 and 980,214.84
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Solution
The fourth proportional to 1,668,514.29, 2,302,567.47 and 980,214.84 is: 1,352,706.91
Step by Step Solution
- Step 1: Write the proportion equation
1,668,514.29 : 2,302,567.47 = 980,214.84 : x - Step 2: Convert to fraction form
1,668,514.29/2,302,567.47 = 980,214.84/x - Step 3: Cross multiply
1,668,514.29x = 2,302,567.47 × 980,214.84 - Step 4: Simplify right side
1,668,514.29x = 2,257,010,804,195.26 - Step 5: Solve for x
x = 2,257,010,804,195.26/1,668,514.29 - Step 6: Final answer
x = 1,352,706.91
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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.