Finding the Fourth Proportional to 1,269,095.11, 1,902,695.87 and 763,537.61
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Solution
The fourth proportional to 1,269,095.11, 1,902,695.87 and 763,537.61 is: 1,144,736.79
Step by Step Solution
- Step 1: Write the proportion equation
1,269,095.11 : 1,902,695.87 = 763,537.61 : x - Step 2: Convert to fraction form
1,269,095.11/1,902,695.87 = 763,537.61/x - Step 3: Cross multiply
1,269,095.11x = 1,902,695.87 × 763,537.61 - Step 4: Simplify right side
1,269,095.11x = 1,452,779,863,802.25 - Step 5: Solve for x
x = 1,452,779,863,802.25/1,269,095.11 - Step 6: Final answer
x = 1,144,736.79
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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.