Finding the Fourth Proportional to 1,028,135.06, 1,418,870.72 and 569,249.62
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Solution
The fourth proportional to 1,028,135.06, 1,418,870.72 and 569,249.62 is: 785,589.02
Step by Step Solution
- Step 1: Write the proportion equation
1,028,135.06 : 1,418,870.72 = 569,249.62 : x - Step 2: Convert to fraction form
1,028,135.06/1,418,870.72 = 569,249.62/x - Step 3: Cross multiply
1,028,135.06x = 1,418,870.72 × 569,249.62 - Step 4: Simplify right side
1,028,135.06x = 807,691,618,189.13 - Step 5: Solve for x
x = 807,691,618,189.13/1,028,135.06 - Step 6: Final answer
x = 785,589.02
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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.