Finding the Fourth Proportional to 2,778,262.99, 4,162,002.23 and 2,047,458.98
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Solution
The fourth proportional to 2,778,262.99, 4,162,002.23 and 2,047,458.98 is: 3,067,214.61
Step by Step Solution
- Step 1: Write the proportion equation
2,778,262.99 : 4,162,002.23 = 2,047,458.98 : x - Step 2: Convert to fraction form
2,778,262.99/4,162,002.23 = 2,047,458.98/x - Step 3: Cross multiply
2,778,262.99x = 4,162,002.23 × 2,047,458.98 - Step 4: Simplify right side
2,778,262.99x = 8,521,528,840,593.53 - Step 5: Solve for x
x = 8,521,528,840,593.53/2,778,262.99 - Step 6: Final answer
x = 3,067,214.61
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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.