Finding the Fourth Proportional to 1,540,330.36, 2,124,948.67 and 996,643.38
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Solution
The fourth proportional to 1,540,330.36, 2,124,948.67 and 996,643.38 is: 1,374,910.27
Step by Step Solution
- Step 1: Write the proportion equation
1,540,330.36 : 2,124,948.67 = 996,643.38 : x - Step 2: Convert to fraction form
1,540,330.36/2,124,948.67 = 996,643.38/x - Step 3: Cross multiply
1,540,330.36x = 2,124,948.67 × 996,643.38 - Step 4: Simplify right side
1,540,330.36x = 2,117,816,024,795.30 - Step 5: Solve for x
x = 2,117,816,024,795.30/1,540,330.36 - Step 6: Final answer
x = 1,374,910.27
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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.