Finding the Fourth Proportional to 875,859.70, 1,313,789.55 and 875,859.70
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Solution
The fourth proportional to 875,859.70, 1,313,789.55 and 875,859.70 is: 1,313,789.55
Step by Step Solution
- Step 1: Write the proportion equation
875,859.70 : 1,313,789.55 = 875,859.70 : x - Step 2: Convert to fraction form
875,859.70/1,313,789.55 = 875,859.70/x - Step 3: Cross multiply
875,859.70x = 1,313,789.55 × 875,859.70 - Step 4: Simplify right side
875,859.70x = 1,150,695,321,126.14 - Step 5: Solve for x
x = 1,150,695,321,126.14/875,859.70 - Step 6: Final answer
x = 1,313,789.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.