Finding the Fourth Proportional to 1,600,195.26, 2,207,228.97 and 1,026,326.46
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Solution
The fourth proportional to 1,600,195.26, 2,207,228.97 and 1,026,326.46 is: 1,415,663.17
Step by Step Solution
- Step 1: Write the proportion equation
1,600,195.26 : 2,207,228.97 = 1,026,326.46 : x - Step 2: Convert to fraction form
1,600,195.26/2,207,228.97 = 1,026,326.46/x - Step 3: Cross multiply
1,600,195.26x = 2,207,228.97 × 1,026,326.46 - Step 4: Simplify right side
1,600,195.26x = 2,265,337,495,189.55 - Step 5: Solve for x
x = 2,265,337,495,189.55/1,600,195.26 - Step 6: Final answer
x = 1,415,663.17
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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.