Finding the Fourth Proportional to 7,248,593.60, 10,881,285.60 and 3,889,361.60
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Solution
The fourth proportional to 7,248,593.60, 10,881,285.60 and 3,889,361.60 is: 5,838,546.99
Step by Step Solution
- Step 1: Write the proportion equation
7,248,593.60 : 10,881,285.60 = 3,889,361.60 : x - Step 2: Convert to fraction form
7,248,593.60/10,881,285.60 = 3,889,361.60/x - Step 3: Cross multiply
7,248,593.60x = 10,881,285.60 × 3,889,361.60 - Step 4: Simplify right side
7,248,593.60x = 42,321,254,371,272.96 - Step 5: Solve for x
x = 42,321,254,371,272.96/7,248,593.60 - Step 6: Final answer
x = 5,838,546.99
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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.