Finding the Fourth Proportional to 1,004,930.68, 1,507,689.24 and 405,585.76
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Solution
The fourth proportional to 1,004,930.68, 1,507,689.24 and 405,585.76 is: 608,496.98
Step by Step Solution
- Step 1: Write the proportion equation
1,004,930.68 : 1,507,689.24 = 405,585.76 : x - Step 2: Convert to fraction form
1,004,930.68/1,507,689.24 = 405,585.76/x - Step 3: Cross multiply
1,004,930.68x = 1,507,689.24 × 405,585.76 - Step 4: Simplify right side
1,004,930.68x = 611,497,286,249.22 - Step 5: Solve for x
x = 611,497,286,249.22/1,004,930.68 - Step 6: Final answer
x = 608,496.98
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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.