Finding the Fourth Proportional to 1,624,958.12, 2,242,414.64 and 899,790.28
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Solution
The fourth proportional to 1,624,958.12, 2,242,414.64 and 899,790.28 is: 1,241,695.32
Step by Step Solution
- Step 1: Write the proportion equation
1,624,958.12 : 2,242,414.64 = 899,790.28 : x - Step 2: Convert to fraction form
1,624,958.12/2,242,414.64 = 899,790.28/x - Step 3: Cross multiply
1,624,958.12x = 2,242,414.64 × 899,790.28 - Step 4: Simplify right side
1,624,958.12x = 2,017,702,893,445.14 - Step 5: Solve for x
x = 2,017,702,893,445.14/1,624,958.12 - Step 6: Final answer
x = 1,241,695.32
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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.