Finding the Fourth Proportional to 1,471,321, 2,194,106.09 and 1,457,868.52
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Solution
The fourth proportional to 1,471,321, 2,194,106.09 and 1,457,868.52 is: 2,174,045.09
Step by Step Solution
- Step 1: Write the proportion equation
1,471,321 : 2,194,106.09 = 1,457,868.52 : x - Step 2: Convert to fraction form
1,471,321/2,194,106.09 = 1,457,868.52/x - Step 3: Cross multiply
1,471,321x = 2,194,106.09 × 1,457,868.52 - Step 4: Simplify right side
1,471,321x = 3,198,718,198,151.29 - Step 5: Solve for x
x = 3,198,718,198,151.29/1,471,321 - Step 6: Final answer
x = 2,174,045.09
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.