Finding the Fourth Proportional to 1,418,841.12, 2,126,413.44 and 576,408
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Solution
The fourth proportional to 1,418,841.12, 2,126,413.44 and 576,408 is: 863,861.15
Step by Step Solution
- Step 1: Write the proportion equation
1,418,841.12 : 2,126,413.44 = 576,408 : x - Step 2: Convert to fraction form
1,418,841.12/2,126,413.44 = 576,408/x - Step 3: Cross multiply
1,418,841.12x = 2,126,413.44 × 576,408 - Step 4: Simplify right side
1,418,841.12x = 1,225,681,718,123.52 - Step 5: Solve for x
x = 1,225,681,718,123.52/1,418,841.12 - Step 6: Final answer
x = 863,861.15
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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.