Finding the Fourth Proportional to 2,022,715.70, 2,791,432.51 and 1,163,276.64
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Solution
The fourth proportional to 2,022,715.70, 2,791,432.51 and 1,163,276.64 is: 1,605,370.55
Step by Step Solution
- Step 1: Write the proportion equation
2,022,715.70 : 2,791,432.51 = 1,163,276.64 : x - Step 2: Convert to fraction form
2,022,715.70/2,791,432.51 = 1,163,276.64/x - Step 3: Cross multiply
2,022,715.70x = 2,791,432.51 × 1,163,276.64 - Step 4: Simplify right side
2,022,715.70x = 3,247,208,217,062.40 - Step 5: Solve for x
x = 3,247,208,217,062.40/2,022,715.70 - Step 6: Final answer
x = 1,605,370.55
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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.