Finding the Fourth Proportional to 1,704,622.68, 2,352,299.40 and 978,958.80
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Solution
The fourth proportional to 1,704,622.68, 2,352,299.40 and 978,958.80 is: 1,350,917.26
Step by Step Solution
- Step 1: Write the proportion equation
1,704,622.68 : 2,352,299.40 = 978,958.80 : x - Step 2: Convert to fraction form
1,704,622.68/2,352,299.40 = 978,958.80/x - Step 3: Cross multiply
1,704,622.68x = 2,352,299.40 × 978,958.80 - Step 4: Simplify right side
1,704,622.68x = 2,302,804,197,864.72 - Step 5: Solve for x
x = 2,302,804,197,864.72/1,704,622.68 - Step 6: Final answer
x = 1,350,917.26
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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.