Finding the Fourth Proportional to 1,514,918.09, 2,088,695.94 and 970,158.26
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Solution
The fourth proportional to 1,514,918.09, 2,088,695.94 and 970,158.26 is: 1,337,607.38
Step by Step Solution
- Step 1: Write the proportion equation
1,514,918.09 : 2,088,695.94 = 970,158.26 : x - Step 2: Convert to fraction form
1,514,918.09/2,088,695.94 = 970,158.26/x - Step 3: Cross multiply
1,514,918.09x = 2,088,695.94 × 970,158.26 - Step 4: Simplify right side
1,514,918.09x = 2,026,365,618,819.46 - Step 5: Solve for x
x = 2,026,365,618,819.46/1,514,918.09 - Step 6: Final answer
x = 1,337,607.38
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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.