Finding the Fourth Proportional to 891,699.12, 1,336,761.34 and 682,272
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Solution
The fourth proportional to 891,699.12, 1,336,761.34 and 682,272 is: 1,022,805.58
Step by Step Solution
- Step 1: Write the proportion equation
891,699.12 : 1,336,761.34 = 682,272 : x - Step 2: Convert to fraction form
891,699.12/1,336,761.34 = 682,272/x - Step 3: Cross multiply
891,699.12x = 1,336,761.34 × 682,272 - Step 4: Simplify right side
891,699.12x = 912,034,832,964.48 - Step 5: Solve for x
x = 912,034,832,964.48/891,699.12 - Step 6: Final answer
x = 1,022,805.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.