Finding the Fourth Proportional to 3,329,972.83, 4,595,376.99 and 1,802,080.09
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Solution
The fourth proportional to 3,329,972.83, 4,595,376.99 and 1,802,080.09 is: 2,486,878.36
Step by Step Solution
- Step 1: Write the proportion equation
3,329,972.83 : 4,595,376.99 = 1,802,080.09 : x - Step 2: Convert to fraction form
3,329,972.83/4,595,376.99 = 1,802,080.09/x - Step 3: Cross multiply
3,329,972.83x = 4,595,376.99 × 1,802,080.09 - Step 4: Simplify right side
3,329,972.83x = 8,281,237,379,723.13 - Step 5: Solve for x
x = 8,281,237,379,723.13/3,329,972.83 - Step 6: Final answer
x = 2,486,878.36
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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.