Finding the Fourth Proportional to 1,679,790.14, 2,318,307.19 and 954,746.84
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Solution
The fourth proportional to 1,679,790.14, 2,318,307.19 and 954,746.84 is: 1,317,662.49
Step by Step Solution
- Step 1: Write the proportion equation
1,679,790.14 : 2,318,307.19 = 954,746.84 : x - Step 2: Convert to fraction form
1,679,790.14/2,318,307.19 = 954,746.84/x - Step 3: Cross multiply
1,679,790.14x = 2,318,307.19 × 954,746.84 - Step 4: Simplify right side
1,679,790.14x = 2,213,396,459,028.05 - Step 5: Solve for x
x = 2,213,396,459,028.05/1,679,790.14 - Step 6: Final answer
x = 1,317,662.49
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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.