Finding the Fourth Proportional to 2,698,126.55, 4,049,288.57 and 1,883,216.99
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Solution
The fourth proportional to 2,698,126.55, 4,049,288.57 and 1,883,216.99 is: 2,826,290.34
Step by Step Solution
- Step 1: Write the proportion equation
2,698,126.55 : 4,049,288.57 = 1,883,216.99 : x - Step 2: Convert to fraction form
2,698,126.55/4,049,288.57 = 1,883,216.99/x - Step 3: Cross multiply
2,698,126.55x = 4,049,288.57 × 1,883,216.99 - Step 4: Simplify right side
2,698,126.55x = 7,625,689,002,774.28 - Step 5: Solve for x
x = 7,625,689,002,774.28/2,698,126.55 - Step 6: Final answer
x = 2,826,290.34
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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.