Finding the Fourth Proportional to 2,914,788.24, 4,022,414.91 and 1,625,712.12
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Solution
The fourth proportional to 2,914,788.24, 4,022,414.91 and 1,625,712.12 is: 2,243,486.71
Step by Step Solution
- Step 1: Write the proportion equation
2,914,788.24 : 4,022,414.91 = 1,625,712.12 : x - Step 2: Convert to fraction form
2,914,788.24/4,022,414.91 = 1,625,712.12/x - Step 3: Cross multiply
2,914,788.24x = 4,022,414.91 × 1,625,712.12 - Step 4: Simplify right side
2,914,788.24x = 6,539,288,670,855.71 - Step 5: Solve for x
x = 6,539,288,670,855.71/2,914,788.24 - Step 6: Final answer
x = 2,243,486.71
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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.