Finding the Fourth Proportional to 4,219,497.30, 6,329,158.47 and 1,024,640.22
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Solution
The fourth proportional to 4,219,497.30, 6,329,158.47 and 1,024,640.22 is: 1,536,939.09
Step by Step Solution
- Step 1: Write the proportion equation
4,219,497.30 : 6,329,158.47 = 1,024,640.22 : x - Step 2: Convert to fraction form
4,219,497.30/6,329,158.47 = 1,024,640.22/x - Step 3: Cross multiply
4,219,497.30x = 6,329,158.47 × 1,024,640.22 - Step 4: Simplify right side
4,219,497.30x = 6,485,110,327,115.66 - Step 5: Solve for x
x = 6,485,110,327,115.66/4,219,497.30 - Step 6: Final answer
x = 1,536,939.09
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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.