Finding the Fourth Proportional to 1,203,774.04, 1,805,897.09 and 445,621.33
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Solution
The fourth proportional to 1,203,774.04, 1,805,897.09 and 445,621.33 is: 668,519.37
Step by Step Solution
- Step 1: Write the proportion equation
1,203,774.04 : 1,805,897.09 = 445,621.33 : x - Step 2: Convert to fraction form
1,203,774.04/1,805,897.09 = 445,621.33/x - Step 3: Cross multiply
1,203,774.04x = 1,805,897.09 × 445,621.33 - Step 4: Simplify right side
1,203,774.04x = 804,746,263,088.93 - Step 5: Solve for x
x = 804,746,263,088.93/1,203,774.04 - Step 6: Final answer
x = 668,519.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.