Finding the Fourth Proportional to 1,512,474.66, 2,087,187.93 and 824,152.50
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Solution
The fourth proportional to 1,512,474.66, 2,087,187.93 and 824,152.50 is: 1,137,315.68
Step by Step Solution
- Step 1: Write the proportion equation
1,512,474.66 : 2,087,187.93 = 824,152.50 : x - Step 2: Convert to fraction form
1,512,474.66/2,087,187.93 = 824,152.50/x - Step 3: Cross multiply
1,512,474.66x = 2,087,187.93 × 824,152.50 - Step 4: Simplify right side
1,512,474.66x = 1,720,161,150,479.33 - Step 5: Solve for x
x = 1,720,161,150,479.33/1,512,474.66 - Step 6: Final answer
x = 1,137,315.68
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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.