Finding the Fourth Proportional to 1,648,031.95, 2,274,427.17 and 922,866.49
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Solution
The fourth proportional to 1,648,031.95, 2,274,427.17 and 922,866.49 is: 1,273,635.88
Step by Step Solution
- Step 1: Write the proportion equation
1,648,031.95 : 2,274,427.17 = 922,866.49 : x - Step 2: Convert to fraction form
1,648,031.95/2,274,427.17 = 922,866.49/x - Step 3: Cross multiply
1,648,031.95x = 2,274,427.17 × 922,866.49 - Step 4: Simplify right side
1,648,031.95x = 2,098,992,619,138.53 - Step 5: Solve for x
x = 2,098,992,619,138.53/1,648,031.95 - Step 6: Final answer
x = 1,273,635.88
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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.