Finding the Fourth Proportional to 1,023,551.99, 1,536,658.43 and 787,060.74
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Solution
The fourth proportional to 1,023,551.99, 1,536,658.43 and 787,060.74 is: 1,181,614.16
Step by Step Solution
- Step 1: Write the proportion equation
1,023,551.99 : 1,536,658.43 = 787,060.74 : x - Step 2: Convert to fraction form
1,023,551.99/1,536,658.43 = 787,060.74/x - Step 3: Cross multiply
1,023,551.99x = 1,536,658.43 × 787,060.74 - Step 4: Simplify right side
1,023,551.99x = 1,209,443,517,107.73 - Step 5: Solve for x
x = 1,209,443,517,107.73/1,023,551.99 - Step 6: Final answer
x = 1,181,614.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.