Finding the Fourth Proportional to 2,977,890.99, 4,464,658.79 and 954,983.42
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Solution
The fourth proportional to 2,977,890.99, 4,464,658.79 and 954,983.42 is: 1,431,776.76
Step by Step Solution
- Step 1: Write the proportion equation
2,977,890.99 : 4,464,658.79 = 954,983.42 : x - Step 2: Convert to fraction form
2,977,890.99/4,464,658.79 = 954,983.42/x - Step 3: Cross multiply
2,977,890.99x = 4,464,658.79 × 954,983.42 - Step 4: Simplify right side
2,977,890.99x = 4,263,675,120,407.26 - Step 5: Solve for x
x = 4,263,675,120,407.26/2,977,890.99 - Step 6: Final answer
x = 1,431,776.76
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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.