Finding the Fourth Proportional to 1,837,866.96, 2,535,884.64 and 1,073,772.96
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Solution
The fourth proportional to 1,837,866.96, 2,535,884.64 and 1,073,772.96 is: 1,481,589.48
Step by Step Solution
- Step 1: Write the proportion equation
1,837,866.96 : 2,535,884.64 = 1,073,772.96 : x - Step 2: Convert to fraction form
1,837,866.96/2,535,884.64 = 1,073,772.96/x - Step 3: Cross multiply
1,837,866.96x = 2,535,884.64 × 1,073,772.96 - Step 4: Simplify right side
1,837,866.96x = 2,722,964,356,111.33 - Step 5: Solve for x
x = 2,722,964,356,111.33/1,837,866.96 - Step 6: Final answer
x = 1,481,589.48
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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.