Finding the Fourth Proportional to 4,994,445.84, 6,892,347.24 and 2,702,631.12
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Solution
The fourth proportional to 4,994,445.84, 6,892,347.24 and 2,702,631.12 is: 3,729,637.43
Step by Step Solution
- Step 1: Write the proportion equation
4,994,445.84 : 6,892,347.24 = 2,702,631.12 : x - Step 2: Convert to fraction form
4,994,445.84/6,892,347.24 = 2,702,631.12/x - Step 3: Cross multiply
4,994,445.84x = 6,892,347.24 × 2,702,631.12 - Step 4: Simplify right side
4,994,445.84x = 18,627,472,140,670.11 - Step 5: Solve for x
x = 18,627,472,140,670.11/4,994,445.84 - Step 6: Final answer
x = 3,729,637.43
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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.