Finding the Fourth Proportional to 4,214,431.60, 6,319,087.49 and 1,652,577.40
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Solution
The fourth proportional to 4,214,431.60, 6,319,087.49 and 1,652,577.40 is: 2,477,862.30
Step by Step Solution
- Step 1: Write the proportion equation
4,214,431.60 : 6,319,087.49 = 1,652,577.40 : x - Step 2: Convert to fraction form
4,214,431.60/6,319,087.49 = 1,652,577.40/x - Step 3: Cross multiply
4,214,431.60x = 6,319,087.49 × 1,652,577.40 - Step 4: Simplify right side
4,214,431.60x = 10,442,781,186,627.03 - Step 5: Solve for x
x = 10,442,781,186,627.03/4,214,431.60 - Step 6: Final answer
x = 2,477,862.30
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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.