Finding the Fourth Proportional to 1,372,964.99, 2,059,790.38 and 968,945.76
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Solution
The fourth proportional to 1,372,964.99, 2,059,790.38 and 968,945.76 is: 1,453,660.64
Step by Step Solution
- Step 1: Write the proportion equation
1,372,964.99 : 2,059,790.38 = 968,945.76 : x - Step 2: Convert to fraction form
1,372,964.99/2,059,790.38 = 968,945.76/x - Step 3: Cross multiply
1,372,964.99x = 2,059,790.38 × 968,945.76 - Step 4: Simplify right side
1,372,964.99x = 1,995,825,152,767.42 - Step 5: Solve for x
x = 1,995,825,152,767.42/1,372,964.99 - Step 6: Final answer
x = 1,453,660.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.