Finding the Fourth Proportional to 3,875,473.98, 5,813,539.08 and 1,179,821.52
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Solution
The fourth proportional to 3,875,473.98, 5,813,539.08 and 1,179,821.52 is: 1,769,832.17
Step by Step Solution
- Step 1: Write the proportion equation
3,875,473.98 : 5,813,539.08 = 1,179,821.52 : x - Step 2: Convert to fraction form
3,875,473.98/5,813,539.08 = 1,179,821.52/x - Step 3: Cross multiply
3,875,473.98x = 5,813,539.08 × 1,179,821.52 - Step 4: Simplify right side
3,875,473.98x = 6,858,938,513,945.00 - Step 5: Solve for x
x = 6,858,938,513,945.00/3,875,473.98 - Step 6: Final answer
x = 1,769,832.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.