Finding the Fourth Proportional to 2,032,965.19, 2,805,552.62 and 1,127,527.75
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Solution
The fourth proportional to 2,032,965.19, 2,805,552.62 and 1,127,527.75 is: 1,556,021.94
Step by Step Solution
- Step 1: Write the proportion equation
2,032,965.19 : 2,805,552.62 = 1,127,527.75 : x - Step 2: Convert to fraction form
2,032,965.19/2,805,552.62 = 1,127,527.75/x - Step 3: Cross multiply
2,032,965.19x = 2,805,552.62 × 1,127,527.75 - Step 4: Simplify right side
2,032,965.19x = 3,163,338,433,135.21 - Step 5: Solve for x
x = 3,163,338,433,135.21/2,032,965.19 - Step 6: Final answer
x = 1,556,021.94
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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.