Finding the Fourth Proportional to 2,267,332.97, 3,128,376.08 and 1,287,053.96
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Solution
The fourth proportional to 2,267,332.97, 3,128,376.08 and 1,287,053.96 is: 1,775,825.99
Step by Step Solution
- Step 1: Write the proportion equation
2,267,332.97 : 3,128,376.08 = 1,287,053.96 : x - Step 2: Convert to fraction form
2,267,332.97/3,128,376.08 = 1,287,053.96/x - Step 3: Cross multiply
2,267,332.97x = 3,128,376.08 × 1,287,053.96 - Step 4: Simplify right side
2,267,332.97x = 4,026,388,802,469.35 - Step 5: Solve for x
x = 4,026,388,802,469.35/2,267,332.97 - Step 6: Final answer
x = 1,775,825.99
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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.