Finding the Fourth Proportional to 2,972,599.06, 4,102,049.43 and 1,683,448.68
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Solution
The fourth proportional to 2,972,599.06, 4,102,049.43 and 1,683,448.68 is: 2,323,081.43
Step by Step Solution
- Step 1: Write the proportion equation
2,972,599.06 : 4,102,049.43 = 1,683,448.68 : x - Step 2: Convert to fraction form
2,972,599.06/4,102,049.43 = 1,683,448.68/x - Step 3: Cross multiply
2,972,599.06x = 4,102,049.43 × 1,683,448.68 - Step 4: Simplify right side
2,972,599.06x = 6,905,589,681,660.20 - Step 5: Solve for x
x = 6,905,589,681,660.20/2,972,599.06 - Step 6: Final answer
x = 2,323,081.43
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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.