Finding the Fourth Proportional to 5,301,548.28, 7,316,164.62 and 3,097,693.80
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Solution
The fourth proportional to 5,301,548.28, 7,316,164.62 and 3,097,693.80 is: 4,274,833.80
Step by Step Solution
- Step 1: Write the proportion equation
5,301,548.28 : 7,316,164.62 = 3,097,693.80 : x - Step 2: Convert to fraction form
5,301,548.28/7,316,164.62 = 3,097,693.80/x - Step 3: Cross multiply
5,301,548.28x = 7,316,164.62 × 3,097,693.80 - Step 4: Simplify right side
5,301,548.28x = 22,663,237,783,153.36 - Step 5: Solve for x
x = 22,663,237,783,153.36/5,301,548.28 - Step 6: Final answer
x = 4,274,833.80
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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.