Finding the Fourth Proportional to 1,588,572.06, 2,192,251.62 and 863,419.56
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Solution
The fourth proportional to 1,588,572.06, 2,192,251.62 and 863,419.56 is: 1,191,531.05
Step by Step Solution
- Step 1: Write the proportion equation
1,588,572.06 : 2,192,251.62 = 863,419.56 : x - Step 2: Convert to fraction form
1,588,572.06/2,192,251.62 = 863,419.56/x - Step 3: Cross multiply
1,588,572.06x = 2,192,251.62 × 863,419.56 - Step 4: Simplify right side
1,588,572.06x = 1,892,832,929,149.69 - Step 5: Solve for x
x = 1,892,832,929,149.69/1,588,572.06 - Step 6: Final answer
x = 1,191,531.05
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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.