Finding the Fourth Proportional to 4,210,474.70, 5,810,450.94 and 2,276,730.66
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Solution
The fourth proportional to 4,210,474.70, 5,810,450.94 and 2,276,730.66 is: 3,141,886.07
Step by Step Solution
- Step 1: Write the proportion equation
4,210,474.70 : 5,810,450.94 = 2,276,730.66 : x - Step 2: Convert to fraction form
4,210,474.70/5,810,450.94 = 2,276,730.66/x - Step 3: Cross multiply
4,210,474.70x = 5,810,450.94 × 2,276,730.66 - Step 4: Simplify right side
4,210,474.70x = 13,228,831,803,523.82 - Step 5: Solve for x
x = 13,228,831,803,523.82/4,210,474.70 - Step 6: Final answer
x = 3,141,886.07
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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.