Finding the Fourth Proportional to 4,225,878.92, 5,831,670.02 and 2,292,097.98
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Solution
The fourth proportional to 4,225,878.92, 5,831,670.02 and 2,292,097.98 is: 3,163,071.95
Step by Step Solution
- Step 1: Write the proportion equation
4,225,878.92 : 5,831,670.02 = 2,292,097.98 : x - Step 2: Convert to fraction form
4,225,878.92/5,831,670.02 = 2,292,097.98/x - Step 3: Cross multiply
4,225,878.92x = 5,831,670.02 × 2,292,097.98 - Step 4: Simplify right side
4,225,878.92x = 13,366,759,072,868.56 - Step 5: Solve for x
x = 13,366,759,072,868.56/4,225,878.92 - Step 6: Final answer
x = 3,163,071.95
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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.