Finding the Fourth Proportional to 2,932,747.70, 4,046,431.94 and 1,770,275.18
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Solution
The fourth proportional to 2,932,747.70, 4,046,431.94 and 1,770,275.18 is: 2,442,521.06
Step by Step Solution
- Step 1: Write the proportion equation
2,932,747.70 : 4,046,431.94 = 1,770,275.18 : x - Step 2: Convert to fraction form
2,932,747.70/4,046,431.94 = 1,770,275.18/x - Step 3: Cross multiply
2,932,747.70x = 4,046,431.94 × 1,770,275.18 - Step 4: Simplify right side
2,932,747.70x = 7,163,298,030,941.25 - Step 5: Solve for x
x = 7,163,298,030,941.25/2,932,747.70 - Step 6: Final answer
x = 2,442,521.06
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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.