Finding the Fourth Proportional to 4,455,464.36, 6,148,376.35 and 2,418,230.12
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Solution
The fourth proportional to 4,455,464.36, 6,148,376.35 and 2,418,230.12 is: 3,337,068.30
Step by Step Solution
- Step 1: Write the proportion equation
4,455,464.36 : 6,148,376.35 = 2,418,230.12 : x - Step 2: Convert to fraction form
4,455,464.36/6,148,376.35 = 2,418,230.12/x - Step 3: Cross multiply
4,455,464.36x = 6,148,376.35 × 2,418,230.12 - Step 4: Simplify right side
4,455,464.36x = 14,868,188,841,878.21 - Step 5: Solve for x
x = 14,868,188,841,878.21/4,455,464.36 - Step 6: Final answer
x = 3,337,068.30
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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.