Finding the Fourth Proportional to 2,972,597.50, 4,102,047.27 and 1,683,447.12
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Solution
The fourth proportional to 2,972,597.50, 4,102,047.27 and 1,683,447.12 is: 2,323,079.28
Step by Step Solution
- Step 1: Write the proportion equation
2,972,597.50 : 4,102,047.27 = 1,683,447.12 : x - Step 2: Convert to fraction form
2,972,597.50/4,102,047.27 = 1,683,447.12/x - Step 3: Cross multiply
2,972,597.50x = 4,102,047.27 × 1,683,447.12 - Step 4: Simplify right side
2,972,597.50x = 6,905,579,662,785.36 - Step 5: Solve for x
x = 6,905,579,662,785.36/2,972,597.50 - Step 6: Final answer
x = 2,323,079.28
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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.