Finding the Fourth Proportional to 4,651,858.09, 6,977,782.98 and 1,457,233.48
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Solution
The fourth proportional to 4,651,858.09, 6,977,782.98 and 1,457,233.48 is: 2,185,848.92
Step by Step Solution
- Step 1: Write the proportion equation
4,651,858.09 : 6,977,782.98 = 1,457,233.48 : x - Step 2: Convert to fraction form
4,651,858.09/6,977,782.98 = 1,457,233.48/x - Step 3: Cross multiply
4,651,858.09x = 6,977,782.98 × 1,457,233.48 - Step 4: Simplify right side
4,651,858.09x = 10,168,258,974,630.17 - Step 5: Solve for x
x = 10,168,258,974,630.17/4,651,858.09 - Step 6: Final answer
x = 2,185,848.92
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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.