Finding the Fourth Proportional to 1,626,988.69, 2,245,352.47 and 901,866.97
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Solution
The fourth proportional to 1,626,988.69, 2,245,352.47 and 901,866.97 is: 1,244,636.33
Step by Step Solution
- Step 1: Write the proportion equation
1,626,988.69 : 2,245,352.47 = 901,866.97 : x - Step 2: Convert to fraction form
1,626,988.69/2,245,352.47 = 901,866.97/x - Step 3: Cross multiply
1,626,988.69x = 2,245,352.47 × 901,866.97 - Step 4: Simplify right side
1,626,988.69x = 2,025,009,224,191.58 - Step 5: Solve for x
x = 2,025,009,224,191.58/1,626,988.69 - Step 6: Final answer
x = 1,244,636.33
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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.