Finding the Fourth Proportional to 1,310,655.37, 1,807,772.70 and 874,852.99
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Solution
The fourth proportional to 1,310,655.37, 1,807,772.70 and 874,852.99 is: 1,206,675.21
Step by Step Solution
- Step 1: Write the proportion equation
1,310,655.37 : 1,807,772.70 = 874,852.99 : x - Step 2: Convert to fraction form
1,310,655.37/1,807,772.70 = 874,852.99/x - Step 3: Cross multiply
1,310,655.37x = 1,807,772.70 × 874,852.99 - Step 4: Simplify right side
1,310,655.37x = 1,581,535,345,675.59 - Step 5: Solve for x
x = 1,581,535,345,675.59/1,310,655.37 - Step 6: Final answer
x = 1,206,675.21
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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.