Finding the Fourth Proportional to 1,002,925.99, 1,505,107.29 and 426,953.11
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Solution
The fourth proportional to 1,002,925.99, 1,505,107.29 and 426,953.11 is: 640,735.45
Step by Step Solution
- Step 1: Write the proportion equation
1,002,925.99 : 1,505,107.29 = 426,953.11 : x - Step 2: Convert to fraction form
1,002,925.99/1,505,107.29 = 426,953.11/x - Step 3: Cross multiply
1,002,925.99x = 1,505,107.29 × 426,953.11 - Step 4: Simplify right side
1,002,925.99x = 642,610,238,349.17 - Step 5: Solve for x
x = 642,610,238,349.17/1,002,925.99 - Step 6: Final answer
x = 640,735.45
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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.