Finding the Fourth Proportional to 1,631,513.14, 2,447,318.00 and 778,674.67
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Solution
The fourth proportional to 1,631,513.14, 2,447,318.00 and 778,674.67 is: 1,168,035.05
Step by Step Solution
- Step 1: Write the proportion equation
1,631,513.14 : 2,447,318.00 = 778,674.67 : x - Step 2: Convert to fraction form
1,631,513.14/2,447,318.00 = 778,674.67/x - Step 3: Cross multiply
1,631,513.14x = 2,447,318.00 × 778,674.67 - Step 4: Simplify right side
1,631,513.14x = 1,905,664,531,863.45 - Step 5: Solve for x
x = 1,905,664,531,863.45/1,631,513.14 - Step 6: Final answer
x = 1,168,035.05
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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.