Finding the Fourth Proportional to 1,473,917.21, 2,033,982.20 and 829,337.03
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Solution
The fourth proportional to 1,473,917.21, 2,033,982.20 and 829,337.03 is: 1,144,471.85
Step by Step Solution
- Step 1: Write the proportion equation
1,473,917.21 : 2,033,982.20 = 829,337.03 : x - Step 2: Convert to fraction form
1,473,917.21/2,033,982.20 = 829,337.03/x - Step 3: Cross multiply
1,473,917.21x = 2,033,982.20 × 829,337.03 - Step 4: Simplify right side
1,473,917.21x = 1,686,856,752,674.18 - Step 5: Solve for x
x = 1,686,856,752,674.18/1,473,917.21 - Step 6: Final answer
x = 1,144,471.85
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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.