Finding the Fourth Proportional to 1,619,556.72, 2,235,023.64 and 894,402.96
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Solution
The fourth proportional to 1,619,556.72, 2,235,023.64 and 894,402.96 is: 1,234,295.62
Step by Step Solution
- Step 1: Write the proportion equation
1,619,556.72 : 2,235,023.64 = 894,402.96 : x - Step 2: Convert to fraction form
1,619,556.72/2,235,023.64 = 894,402.96/x - Step 3: Cross multiply
1,619,556.72x = 2,235,023.64 × 894,402.96 - Step 4: Simplify right side
1,619,556.72x = 1,999,011,759,285.97 - Step 5: Solve for x
x = 1,999,011,759,285.97/1,619,556.72 - Step 6: Final answer
x = 1,234,295.62
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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.