Finding the Fourth Proportional to 1,616,206.06, 2,230,261.59 and 891,014.14
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Solution
The fourth proportional to 1,616,206.06, 2,230,261.59 and 891,014.14 is: 1,229,542.85
Step by Step Solution
- Step 1: Write the proportion equation
1,616,206.06 : 2,230,261.59 = 891,014.14 : x - Step 2: Convert to fraction form
1,616,206.06/2,230,261.59 = 891,014.14/x - Step 3: Cross multiply
1,616,206.06x = 2,230,261.59 × 891,014.14 - Step 4: Simplify right side
1,616,206.06x = 1,987,194,612,588.88 - Step 5: Solve for x
x = 1,987,194,612,588.88/1,616,206.06 - Step 6: Final answer
x = 1,229,542.85
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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.