Finding the Fourth Proportional to 1,078,677.71, 1,617,596.08 and 404,391.09
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Solution
The fourth proportional to 1,078,677.71, 1,617,596.08 and 404,391.09 is: 606,429.00
Step by Step Solution
- Step 1: Write the proportion equation
1,078,677.71 : 1,617,596.08 = 404,391.09 : x - Step 2: Convert to fraction form
1,078,677.71/1,617,596.08 = 404,391.09/x - Step 3: Cross multiply
1,078,677.71x = 1,617,596.08 × 404,391.09 - Step 4: Simplify right side
1,078,677.71x = 654,141,447,025.94 - Step 5: Solve for x
x = 654,141,447,025.94/1,078,677.71 - Step 6: Final answer
x = 606,429.00
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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.