Finding the Fourth Proportional to 1,798,811.84, 2,482,262.88 and 993,944
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Solution
The fourth proportional to 1,798,811.84, 2,482,262.88 and 993,944 is: 1,371,588.87
Step by Step Solution
- Step 1: Write the proportion equation
1,798,811.84 : 2,482,262.88 = 993,944 : x - Step 2: Convert to fraction form
1,798,811.84/2,482,262.88 = 993,944/x - Step 3: Cross multiply
1,798,811.84x = 2,482,262.88 × 993,944 - Step 4: Simplify right side
1,798,811.84x = 2,467,230,295,998.72 - Step 5: Solve for x
x = 2,467,230,295,998.72/1,798,811.84 - Step 6: Final answer
x = 1,371,588.87
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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.