Finding the Fourth Proportional to 2,756,154.26, 4,134,783.24 and 1,543,455.46
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Solution
The fourth proportional to 2,756,154.26, 4,134,783.24 and 1,543,455.46 is: 2,315,492.22
Step by Step Solution
- Step 1: Write the proportion equation
2,756,154.26 : 4,134,783.24 = 1,543,455.46 : x - Step 2: Convert to fraction form
2,756,154.26/4,134,783.24 = 1,543,455.46/x - Step 3: Cross multiply
2,756,154.26x = 4,134,783.24 × 1,543,455.46 - Step 4: Simplify right side
2,756,154.26x = 6,381,853,739,303.30 - Step 5: Solve for x
x = 6,381,853,739,303.30/2,756,154.26 - Step 6: Final answer
x = 2,315,492.22
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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.