Finding the Fourth Proportional to 2,288,101.26, 3,157,569.63 and 1,269,503.58
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Solution
The fourth proportional to 2,288,101.26, 3,157,569.63 and 1,269,503.58 is: 1,751,909.33
Step by Step Solution
- Step 1: Write the proportion equation
2,288,101.26 : 3,157,569.63 = 1,269,503.58 : x - Step 2: Convert to fraction form
2,288,101.26/3,157,569.63 = 1,269,503.58/x - Step 3: Cross multiply
2,288,101.26x = 3,157,569.63 × 1,269,503.58 - Step 4: Simplify right side
2,288,101.26x = 4,008,545,949,384.28 - Step 5: Solve for x
x = 4,008,545,949,384.28/2,288,101.26 - Step 6: Final answer
x = 1,751,909.33
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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.