Finding the Fourth Proportional to 1,110,380.39, 1,532,335.49 and 651,502.76
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Solution
The fourth proportional to 1,110,380.39, 1,532,335.49 and 651,502.76 is: 899,079.99
Step by Step Solution
- Step 1: Write the proportion equation
1,110,380.39 : 1,532,335.49 = 651,502.76 : x - Step 2: Convert to fraction form
1,110,380.39/1,532,335.49 = 651,502.76/x - Step 3: Cross multiply
1,110,380.39x = 1,532,335.49 × 651,502.76 - Step 4: Simplify right side
1,110,380.39x = 998,320,790,061.76 - Step 5: Solve for x
x = 998,320,790,061.76/1,110,380.39 - Step 6: Final answer
x = 899,079.99
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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.