Finding the Fourth Proportional to 1,512,312.24, 2,086,989.24 and 833,248.56
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Solution
The fourth proportional to 1,512,312.24, 2,086,989.24 and 833,248.56 is: 1,149,882.10
Step by Step Solution
- Step 1: Write the proportion equation
1,512,312.24 : 2,086,989.24 = 833,248.56 : x - Step 2: Convert to fraction form
1,512,312.24/2,086,989.24 = 833,248.56/x - Step 3: Cross multiply
1,512,312.24x = 2,086,989.24 × 833,248.56 - Step 4: Simplify right side
1,512,312.24x = 1,738,980,778,965.49 - Step 5: Solve for x
x = 1,738,980,778,965.49/1,512,312.24 - Step 6: Final answer
x = 1,149,882.10
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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.