Finding the Fourth Proportional to 1,821,208.95, 2,731,712.99 and 559,036.17
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Solution
The fourth proportional to 1,821,208.95, 2,731,712.99 and 559,036.17 is: 838,523.42
Step by Step Solution
- Step 1: Write the proportion equation
1,821,208.95 : 2,731,712.99 = 559,036.17 : x - Step 2: Convert to fraction form
1,821,208.95/2,731,712.99 = 559,036.17/x - Step 3: Cross multiply
1,821,208.95x = 2,731,712.99 × 559,036.17 - Step 4: Simplify right side
1,821,208.95x = 1,527,126,364,673.67 - Step 5: Solve for x
x = 1,527,126,364,673.67/1,821,208.95 - Step 6: Final answer
x = 838,523.42
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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.