Finding the Fourth Proportional to 2,350,380.81, 3,242,331.54 and 1,535,062.08
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Solution
The fourth proportional to 2,350,380.81, 3,242,331.54 and 1,535,062.08 is: 2,117,605.87
Step by Step Solution
- Step 1: Write the proportion equation
2,350,380.81 : 3,242,331.54 = 1,535,062.08 : x - Step 2: Convert to fraction form
2,350,380.81/3,242,331.54 = 1,535,062.08/x - Step 3: Cross multiply
2,350,380.81x = 3,242,331.54 × 1,535,062.08 - Step 4: Simplify right side
2,350,380.81x = 4,977,180,197,842.00 - Step 5: Solve for x
x = 4,977,180,197,842.00/2,350,380.81 - Step 6: Final answer
x = 2,117,605.87
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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.