Finding the Fourth Proportional to 1,904,655.47, 2,628,500.22 and 1,045,246.68
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Solution
The fourth proportional to 1,904,655.47, 2,628,500.22 and 1,045,246.68 is: 1,442,481.95
Step by Step Solution
- Step 1: Write the proportion equation
1,904,655.47 : 2,628,500.22 = 1,045,246.68 : x - Step 2: Convert to fraction form
1,904,655.47/2,628,500.22 = 1,045,246.68/x - Step 3: Cross multiply
1,904,655.47x = 2,628,500.22 × 1,045,246.68 - Step 4: Simplify right side
1,904,655.47x = 2,747,431,128,334.27 - Step 5: Solve for x
x = 2,747,431,128,334.27/1,904,655.47 - Step 6: Final answer
x = 1,442,481.95
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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.