Finding the Fourth Proportional to 1,141,809.74, 1,575,865.29 and 658,280.44
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Solution
The fourth proportional to 1,141,809.74, 1,575,865.29 and 658,280.44 is: 908,523.78
Step by Step Solution
- Step 1: Write the proportion equation
1,141,809.74 : 1,575,865.29 = 658,280.44 : x - Step 2: Convert to fraction form
1,141,809.74/1,575,865.29 = 658,280.44/x - Step 3: Cross multiply
1,141,809.74x = 1,575,865.29 × 658,280.44 - Step 4: Simplify right side
1,141,809.74x = 1,037,361,296,481.93 - Step 5: Solve for x
x = 1,037,361,296,481.93/1,141,809.74 - Step 6: Final answer
x = 908,523.78
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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.