Finding the Fourth Proportional to 1,728,392.66, 2,385,182.07 and 954,023.76
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Solution
The fourth proportional to 1,728,392.66, 2,385,182.07 and 954,023.76 is: 1,316,552.90
Step by Step Solution
- Step 1: Write the proportion equation
1,728,392.66 : 2,385,182.07 = 954,023.76 : x - Step 2: Convert to fraction form
1,728,392.66/2,385,182.07 = 954,023.76/x - Step 3: Cross multiply
1,728,392.66x = 2,385,182.07 × 954,023.76 - Step 4: Simplify right side
1,728,392.66x = 2,275,520,366,705.98 - Step 5: Solve for x
x = 2,275,520,366,705.98/1,728,392.66 - Step 6: Final answer
x = 1,316,552.90
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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.