Finding the Fourth Proportional to 1,676,463.84, 2,313,570.60 and 1,032,255.72
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Solution
The fourth proportional to 1,676,463.84, 2,313,570.60 and 1,032,255.72 is: 1,424,543.99
Step by Step Solution
- Step 1: Write the proportion equation
1,676,463.84 : 2,313,570.60 = 1,032,255.72 : x - Step 2: Convert to fraction form
1,676,463.84/2,313,570.60 = 1,032,255.72/x - Step 3: Cross multiply
1,676,463.84x = 2,313,570.60 × 1,032,255.72 - Step 4: Simplify right side
1,676,463.84x = 2,388,196,485,473.83 - Step 5: Solve for x
x = 2,388,196,485,473.83/1,676,463.84 - Step 6: Final answer
x = 1,424,543.99
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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.