Finding the Fourth Proportional to 1,904,635.22, 2,628,472.41 and 1,045,226.23
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Solution
The fourth proportional to 1,904,635.22, 2,628,472.41 and 1,045,226.23 is: 1,442,453.80
Step by Step Solution
- Step 1: Write the proportion equation
1,904,635.22 : 2,628,472.41 = 1,045,226.23 : x - Step 2: Convert to fraction form
1,904,635.22/2,628,472.41 = 1,045,226.23/x - Step 3: Cross multiply
1,904,635.22x = 2,628,472.41 × 1,045,226.23 - Step 4: Simplify right side
1,904,635.22x = 2,747,348,301,192.13 - Step 5: Solve for x
x = 2,747,348,301,192.13/1,904,635.22 - Step 6: Final answer
x = 1,442,453.80
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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.