Finding the Fourth Proportional to 1,559,468.11, 2,340,135.29 and 1,432,563.79
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Solution
The fourth proportional to 1,559,468.11, 2,340,135.29 and 1,432,563.79 is: 2,149,702.87
Step by Step Solution
- Step 1: Write the proportion equation
1,559,468.11 : 2,340,135.29 = 1,432,563.79 : x - Step 2: Convert to fraction form
1,559,468.11/2,340,135.29 = 1,432,563.79/x - Step 3: Cross multiply
1,559,468.11x = 2,340,135.29 × 1,432,563.79 - Step 4: Simplify right side
1,559,468.11x = 3,352,393,072,992.33 - Step 5: Solve for x
x = 3,352,393,072,992.33/1,559,468.11 - Step 6: Final answer
x = 2,149,702.87
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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.