Finding the Fourth Proportional to 1,064,821.84, 1,468,923.84 and 634,798.96
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Solution
The fourth proportional to 1,064,821.84, 1,468,923.84 and 634,798.96 is: 875,706.42
Step by Step Solution
- Step 1: Write the proportion equation
1,064,821.84 : 1,468,923.84 = 634,798.96 : x - Step 2: Convert to fraction form
1,064,821.84/1,468,923.84 = 634,798.96/x - Step 3: Cross multiply
1,064,821.84x = 1,468,923.84 × 634,798.96 - Step 4: Simplify right side
1,064,821.84x = 932,471,325,951.21 - Step 5: Solve for x
x = 932,471,325,951.21/1,064,821.84 - Step 6: Final answer
x = 875,706.42
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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.