Finding the Fourth Proportional to 1,791,553.11, 2,687,313.01 and 726,341.95
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Solution
The fourth proportional to 1,791,553.11, 2,687,313.01 and 726,341.95 is: 1,089,506.17
Step by Step Solution
- Step 1: Write the proportion equation
1,791,553.11 : 2,687,313.01 = 726,341.95 : x - Step 2: Convert to fraction form
1,791,553.11/2,687,313.01 = 726,341.95/x - Step 3: Cross multiply
1,791,553.11x = 2,687,313.01 × 726,341.95 - Step 4: Simplify right side
1,791,553.11x = 1,951,908,171,943.77 - Step 5: Solve for x
x = 1,951,908,171,943.77/1,791,553.11 - Step 6: Final answer
x = 1,089,506.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.