Finding the Fourth Proportional to 1,578,618.42, 2,368,524.14 and 947,971.86
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Solution
The fourth proportional to 1,578,618.42, 2,368,524.14 and 947,971.86 is: 1,422,316.00
Step by Step Solution
- Step 1: Write the proportion equation
1,578,618.42 : 2,368,524.14 = 947,971.86 : x - Step 2: Convert to fraction form
1,578,618.42/2,368,524.14 = 947,971.86/x - Step 3: Cross multiply
1,578,618.42x = 2,368,524.14 × 947,971.86 - Step 4: Simplify right side
1,578,618.42x = 2,245,294,234,450.70 - Step 5: Solve for x
x = 2,245,294,234,450.70/1,578,618.42 - Step 6: Final answer
x = 1,422,316.00
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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.