Finding the Fourth Proportional to 5,056,721.18, 6,980,172.86 and 3,314,502.81
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Solution
The fourth proportional to 5,056,721.18, 6,980,172.86 and 3,314,502.81 is: 4,575,257.71
Step by Step Solution
- Step 1: Write the proportion equation
5,056,721.18 : 6,980,172.86 = 3,314,502.81 : x - Step 2: Convert to fraction form
5,056,721.18/6,980,172.86 = 3,314,502.81/x - Step 3: Cross multiply
5,056,721.18x = 6,980,172.86 × 3,314,502.81 - Step 4: Simplify right side
5,056,721.18x = 23,135,802,542,183.22 - Step 5: Solve for x
x = 23,135,802,542,183.22/5,056,721.18 - Step 6: Final answer
x = 4,575,257.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.