Finding the Fourth Proportional to 1,374,591.11, 1,896,844.58 and 762,705.08
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Solution
The fourth proportional to 1,374,591.11, 1,896,844.58 and 762,705.08 is: 1,052,482.44
Step by Step Solution
- Step 1: Write the proportion equation
1,374,591.11 : 1,896,844.58 = 762,705.08 : x - Step 2: Convert to fraction form
1,374,591.11/1,896,844.58 = 762,705.08/x - Step 3: Cross multiply
1,374,591.11x = 1,896,844.58 × 762,705.08 - Step 4: Simplify right side
1,374,591.11x = 1,446,732,993,812.03 - Step 5: Solve for x
x = 1,446,732,993,812.03/1,374,591.11 - Step 6: Final answer
x = 1,052,482.44
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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.