Finding the Fourth Proportional to 1,193,044.24, 1,645,857.18 and 709,334.56
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Solution
The fourth proportional to 1,193,044.24, 1,645,857.18 and 709,334.56 is: 978,558.33
Step by Step Solution
- Step 1: Write the proportion equation
1,193,044.24 : 1,645,857.18 = 709,334.56 : x - Step 2: Convert to fraction form
1,193,044.24/1,645,857.18 = 709,334.56/x - Step 3: Cross multiply
1,193,044.24x = 1,645,857.18 × 709,334.56 - Step 4: Simplify right side
1,193,044.24x = 1,167,463,378,598.14 - Step 5: Solve for x
x = 1,167,463,378,598.14/1,193,044.24 - Step 6: Final answer
x = 978,558.33
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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.