Finding the Fourth Proportional to 1,514,090.18, 2,271,472.84 and 434,518.58
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Solution
The fourth proportional to 1,514,090.18, 2,271,472.84 and 434,518.58 is: 651,874.74
Step by Step Solution
- Step 1: Write the proportion equation
1,514,090.18 : 2,271,472.84 = 434,518.58 : x - Step 2: Convert to fraction form
1,514,090.18/2,271,472.84 = 434,518.58/x - Step 3: Cross multiply
1,514,090.18x = 2,271,472.84 × 434,518.58 - Step 4: Simplify right side
1,514,090.18x = 986,997,141,588.00 - Step 5: Solve for x
x = 986,997,141,588.00/1,514,090.18 - Step 6: Final answer
x = 651,874.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.