Finding the Fourth Proportional to 3,409,032.74, 5,106,955.08 and 2,855,351.48
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Solution
The fourth proportional to 3,409,032.74, 5,106,955.08 and 2,855,351.48 is: 4,277,504.17
Step by Step Solution
- Step 1: Write the proportion equation
3,409,032.74 : 5,106,955.08 = 2,855,351.48 : x - Step 2: Convert to fraction form
3,409,032.74/5,106,955.08 = 2,855,351.48/x - Step 3: Cross multiply
3,409,032.74x = 5,106,955.08 × 2,855,351.48 - Step 4: Simplify right side
3,409,032.74x = 14,582,151,745,971.52 - Step 5: Solve for x
x = 14,582,151,745,971.52/3,409,032.74 - Step 6: Final answer
x = 4,277,504.17
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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.