Finding the Fourth Proportional to 1,078,876.16, 1,488,852.26 and 588,850.19
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Solution
The fourth proportional to 1,078,876.16, 1,488,852.26 and 588,850.19 is: 812,614.99
Step by Step Solution
- Step 1: Write the proportion equation
1,078,876.16 : 1,488,852.26 = 588,850.19 : x - Step 2: Convert to fraction form
1,078,876.16/1,488,852.26 = 588,850.19/x - Step 3: Cross multiply
1,078,876.16x = 1,488,852.26 × 588,850.19 - Step 4: Simplify right side
1,078,876.16x = 876,710,941,377.19 - Step 5: Solve for x
x = 876,710,941,377.19/1,078,876.16 - Step 6: Final answer
x = 812,614.99
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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.