Finding the Fourth Proportional to 827,580.24, 1,142,583.57 and 541,583.82
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Solution
The fourth proportional to 827,580.24, 1,142,583.57 and 541,583.82 is: 747,727.83
Step by Step Solution
- Step 1: Write the proportion equation
827,580.24 : 1,142,583.57 = 541,583.82 : x - Step 2: Convert to fraction form
827,580.24/1,142,583.57 = 541,583.82/x - Step 3: Cross multiply
827,580.24x = 1,142,583.57 × 541,583.82 - Step 4: Simplify right side
827,580.24x = 618,804,774,509.84 - Step 5: Solve for x
x = 618,804,774,509.84/827,580.24 - Step 6: Final answer
x = 747,727.83
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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.