Finding the Fourth Proportional to 5,353,177.26, 7,387,184.38 and 2,905,735.62
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Solution
The fourth proportional to 5,353,177.26, 7,387,184.38 and 2,905,735.62 is: 4,009,806.46
Step by Step Solution
- Step 1: Write the proportion equation
5,353,177.26 : 7,387,184.38 = 2,905,735.62 : x - Step 2: Convert to fraction form
5,353,177.26/7,387,184.38 = 2,905,735.62/x - Step 3: Cross multiply
5,353,177.26x = 7,387,184.38 × 2,905,735.62 - Step 4: Simplify right side
5,353,177.26x = 21,465,204,784,473.62 - Step 5: Solve for x
x = 21,465,204,784,473.62/5,353,177.26 - Step 6: Final answer
x = 4,009,806.46
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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.