Finding the Fourth Proportional to 1,695,217.14, 2,339,388.54 and 920,840.94
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Solution
The fourth proportional to 1,695,217.14, 2,339,388.54 and 920,840.94 is: 1,270,754.46
Step by Step Solution
- Step 1: Write the proportion equation
1,695,217.14 : 2,339,388.54 = 920,840.94 : x - Step 2: Convert to fraction form
1,695,217.14/2,339,388.54 = 920,840.94/x - Step 3: Cross multiply
1,695,217.14x = 2,339,388.54 × 920,840.94 - Step 4: Simplify right side
1,695,217.14x = 2,154,204,742,198.83 - Step 5: Solve for x
x = 2,154,204,742,198.83/1,695,217.14 - Step 6: Final answer
x = 1,270,754.46
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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.