Finding the Fourth Proportional to 3,814,553.61, 5,720,943.42 and 1,419,526.17
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Solution
The fourth proportional to 3,814,553.61, 5,720,943.42 and 1,419,526.17 is: 2,128,959.17
Step by Step Solution
- Step 1: Write the proportion equation
3,814,553.61 : 5,720,943.42 = 1,419,526.17 : x - Step 2: Convert to fraction form
3,814,553.61/5,720,943.42 = 1,419,526.17/x - Step 3: Cross multiply
3,814,553.61x = 5,720,943.42 × 1,419,526.17 - Step 4: Simplify right side
3,814,553.61x = 8,121,028,901,779.30 - Step 5: Solve for x
x = 8,121,028,901,779.30/3,814,553.61 - Step 6: Final answer
x = 2,128,959.17
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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.