Finding the Fourth Proportional to 1,514,649.44, 2,090,222.09 and 826,336.76
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Solution
The fourth proportional to 1,514,649.44, 2,090,222.09 and 826,336.76 is: 1,140,347.92
Step by Step Solution
- Step 1: Write the proportion equation
1,514,649.44 : 2,090,222.09 = 826,336.76 : x - Step 2: Convert to fraction form
1,514,649.44/2,090,222.09 = 826,336.76/x - Step 3: Cross multiply
1,514,649.44x = 2,090,222.09 × 826,336.76 - Step 4: Simplify right side
1,514,649.44x = 1,727,227,334,948.23 - Step 5: Solve for x
x = 1,727,227,334,948.23/1,514,649.44 - Step 6: Final answer
x = 1,140,347.92
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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.