Finding the Fourth Proportional to 1,165,389.24, 1,608,460.50 and 656,091.62
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Solution
The fourth proportional to 1,165,389.24, 1,608,460.50 and 656,091.62 is: 905,532.18
Step by Step Solution
- Step 1: Write the proportion equation
1,165,389.24 : 1,608,460.50 = 656,091.62 : x - Step 2: Convert to fraction form
1,165,389.24/1,608,460.50 = 656,091.62/x - Step 3: Cross multiply
1,165,389.24x = 1,608,460.50 × 656,091.62 - Step 4: Simplify right side
1,165,389.24x = 1,055,297,455,151.01 - Step 5: Solve for x
x = 1,055,297,455,151.01/1,165,389.24 - Step 6: Final answer
x = 905,532.18
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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.