Finding the Fourth Proportional to 3,480,194.55, 4,803,246.08 and 2,029,889.98
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Solution
The fourth proportional to 3,480,194.55, 4,803,246.08 and 2,029,889.98 is: 2,801,585.07
Step by Step Solution
- Step 1: Write the proportion equation
3,480,194.55 : 4,803,246.08 = 2,029,889.98 : x - Step 2: Convert to fraction form
3,480,194.55/4,803,246.08 = 2,029,889.98/x - Step 3: Cross multiply
3,480,194.55x = 4,803,246.08 × 2,029,889.98 - Step 4: Simplify right side
3,480,194.55x = 9,750,061,089,266.28 - Step 5: Solve for x
x = 9,750,061,089,266.28/3,480,194.55 - Step 6: Final answer
x = 2,801,585.07
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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.