Finding the Fourth Proportional to 1,485,532.31, 2,051,722.97 and 1,001,262.71
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Solution
The fourth proportional to 1,485,532.31, 2,051,722.97 and 1,001,262.71 is: 1,382,880.52
Step by Step Solution
- Step 1: Write the proportion equation
1,485,532.31 : 2,051,722.97 = 1,001,262.71 : x - Step 2: Convert to fraction form
1,485,532.31/2,051,722.97 = 1,001,262.71/x - Step 3: Cross multiply
1,485,532.31x = 2,051,722.97 × 1,001,262.71 - Step 4: Simplify right side
1,485,532.31x = 2,054,313,698,608.29 - Step 5: Solve for x
x = 2,054,313,698,608.29/1,485,532.31 - Step 6: Final answer
x = 1,382,880.52
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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.