Finding the Fourth Proportional to 1,072,026.24, 1,479,415.68 and 588,636.96
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Solution
The fourth proportional to 1,072,026.24, 1,479,415.68 and 588,636.96 is: 812,329.69
Step by Step Solution
- Step 1: Write the proportion equation
1,072,026.24 : 1,479,415.68 = 588,636.96 : x - Step 2: Convert to fraction form
1,072,026.24/1,479,415.68 = 588,636.96/x - Step 3: Cross multiply
1,072,026.24x = 1,479,415.68 × 588,636.96 - Step 4: Simplify right side
1,072,026.24x = 870,838,748,451.53 - Step 5: Solve for x
x = 870,838,748,451.53/1,072,026.24 - Step 6: Final answer
x = 812,329.69
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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.