Finding the Fourth Proportional to 1,588,714.72, 2,384,769.84 and 642,703.84
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Solution
The fourth proportional to 1,588,714.72, 2,384,769.84 and 642,703.84 is: 964,742.58
Step by Step Solution
- Step 1: Write the proportion equation
1,588,714.72 : 2,384,769.84 = 642,703.84 : x - Step 2: Convert to fraction form
1,588,714.72/2,384,769.84 = 642,703.84/x - Step 3: Cross multiply
1,588,714.72x = 2,384,769.84 × 642,703.84 - Step 4: Simplify right side
1,588,714.72x = 1,532,700,733,684.19 - Step 5: Solve for x
x = 1,532,700,733,684.19/1,588,714.72 - Step 6: Final answer
x = 964,742.58
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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.