Finding the Fourth Proportional to 1,148,878.99, 1,585,401.86 and 658,496.97
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Solution
The fourth proportional to 1,148,878.99, 1,585,401.86 and 658,496.97 is: 908,696.50
Step by Step Solution
- Step 1: Write the proportion equation
1,148,878.99 : 1,585,401.86 = 658,496.97 : x - Step 2: Convert to fraction form
1,148,878.99/1,585,401.86 = 658,496.97/x - Step 3: Cross multiply
1,148,878.99x = 1,585,401.86 × 658,496.97 - Step 4: Simplify right side
1,148,878.99x = 1,043,982,317,749.88 - Step 5: Solve for x
x = 1,043,982,317,749.88/1,148,878.99 - Step 6: Final answer
x = 908,696.50
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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.