Finding the Fourth Proportional to 5,405,130.34, 7,459,079.56 and 2,957,741.67
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Solution
The fourth proportional to 5,405,130.34, 7,459,079.56 and 2,957,741.67 is: 4,081,683.34
Step by Step Solution
- Step 1: Write the proportion equation
5,405,130.34 : 7,459,079.56 = 2,957,741.67 : x - Step 2: Convert to fraction form
5,405,130.34/7,459,079.56 = 2,957,741.67/x - Step 3: Cross multiply
5,405,130.34x = 7,459,079.56 × 2,957,741.67 - Step 4: Simplify right side
5,405,130.34x = 22,062,030,427,062.91 - Step 5: Solve for x
x = 22,062,030,427,062.91/5,405,130.34 - Step 6: Final answer
x = 4,081,683.34
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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.