Finding the Fourth Proportional to 1,817,471.22, 2,726,235.10 and 538,208.10
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Solution
The fourth proportional to 1,817,471.22, 2,726,235.10 and 538,208.10 is: 807,320.52
Step by Step Solution
- Step 1: Write the proportion equation
1,817,471.22 : 2,726,235.10 = 538,208.10 : x - Step 2: Convert to fraction form
1,817,471.22/2,726,235.10 = 538,208.10/x - Step 3: Cross multiply
1,817,471.22x = 2,726,235.10 × 538,208.10 - Step 4: Simplify right side
1,817,471.22x = 1,467,281,813,324.31 - Step 5: Solve for x
x = 1,467,281,813,324.31/1,817,471.22 - Step 6: Final answer
x = 807,320.52
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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.