Finding the Fourth Proportional to 1,866,697.86, 2,800,918.49 and 967,649.21
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Solution
The fourth proportional to 1,866,697.86, 2,800,918.49 and 967,649.21 is: 1,451,925.67
Step by Step Solution
- Step 1: Write the proportion equation
1,866,697.86 : 2,800,918.49 = 967,649.21 : x - Step 2: Convert to fraction form
1,866,697.86/2,800,918.49 = 967,649.21/x - Step 3: Cross multiply
1,866,697.86x = 2,800,918.49 × 967,649.21 - Step 4: Simplify right side
1,866,697.86x = 2,710,306,545,280.05 - Step 5: Solve for x
x = 2,710,306,545,280.05/1,866,697.86 - Step 6: Final answer
x = 1,451,925.67
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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.