Finding the Fourth Proportional to 3,287,646.93, 4,536,937.88 and 1,837,341.53
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Solution
The fourth proportional to 3,287,646.93, 4,536,937.88 and 1,837,341.53 is: 2,535,522.99
Step by Step Solution
- Step 1: Write the proportion equation
3,287,646.93 : 4,536,937.88 = 1,837,341.53 : x - Step 2: Convert to fraction form
3,287,646.93/4,536,937.88 = 1,837,341.53/x - Step 3: Cross multiply
3,287,646.93x = 4,536,937.88 × 1,837,341.53 - Step 4: Simplify right side
3,287,646.93x = 8,335,904,377,986.31 - Step 5: Solve for x
x = 8,335,904,377,986.31/3,287,646.93 - Step 6: Final answer
x = 2,535,522.99
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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.