Finding the Fourth Proportional to 2,173,635.08, 2,999,466.60 and 1,206,690.48
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Solution
The fourth proportional to 2,173,635.08, 2,999,466.60 and 1,206,690.48 is: 1,665,149.70
Step by Step Solution
- Step 1: Write the proportion equation
2,173,635.08 : 2,999,466.60 = 1,206,690.48 : x - Step 2: Convert to fraction form
2,173,635.08/2,999,466.60 = 1,206,690.48/x - Step 3: Cross multiply
2,173,635.08x = 2,999,466.60 × 1,206,690.48 - Step 4: Simplify right side
2,173,635.08x = 3,619,427,791,297.97 - Step 5: Solve for x
x = 3,619,427,791,297.97/2,173,635.08 - Step 6: Final answer
x = 1,665,149.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.