Finding the Fourth Proportional to 3,791,148.10, 5,687,015.91 and 1,266,812.26
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Solution
The fourth proportional to 3,791,148.10, 5,687,015.91 and 1,266,812.26 is: 1,900,316.55
Step by Step Solution
- Step 1: Write the proportion equation
3,791,148.10 : 5,687,015.91 = 1,266,812.26 : x - Step 2: Convert to fraction form
3,791,148.10/5,687,015.91 = 1,266,812.26/x - Step 3: Cross multiply
3,791,148.10x = 5,687,015.91 × 1,266,812.26 - Step 4: Simplify right side
3,791,148.10x = 7,204,381,477,603.06 - Step 5: Solve for x
x = 7,204,381,477,603.06/3,791,148.10 - Step 6: Final answer
x = 1,900,316.55
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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.