Finding the Fourth Proportional to 1,197,980.24, 1,653,279.68 and 654,166.49
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Solution
The fourth proportional to 1,197,980.24, 1,653,279.68 and 654,166.49 is: 902,786.31
Step by Step Solution
- Step 1: Write the proportion equation
1,197,980.24 : 1,653,279.68 = 654,166.49 : x - Step 2: Convert to fraction form
1,197,980.24/1,653,279.68 = 654,166.49/x - Step 3: Cross multiply
1,197,980.24x = 1,653,279.68 × 654,166.49 - Step 4: Simplify right side
1,197,980.24x = 1,081,520,153,716.69 - Step 5: Solve for x
x = 1,081,520,153,716.69/1,197,980.24 - Step 6: Final answer
x = 902,786.31
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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.