Finding the Fourth Proportional to 2,095,464.84, 2,891,237.00 and 1,223,805.21
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Solution
The fourth proportional to 2,095,464.84, 2,891,237.00 and 1,223,805.21 is: 1,688,556.56
Step by Step Solution
- Step 1: Write the proportion equation
2,095,464.84 : 2,891,237.00 = 1,223,805.21 : x - Step 2: Convert to fraction form
2,095,464.84/2,891,237.00 = 1,223,805.21/x - Step 3: Cross multiply
2,095,464.84x = 2,891,237.00 × 1,223,805.21 - Step 4: Simplify right side
2,095,464.84x = 3,538,310,897,825.74 - Step 5: Solve for x
x = 3,538,310,897,825.74/2,095,464.84 - Step 6: Final answer
x = 1,688,556.56
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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.