Finding the Fourth Proportional to 4,763,181.24, 7,144,482.24 and 1,689,324.12
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Solution
The fourth proportional to 4,763,181.24, 7,144,482.24 and 1,689,324.12 is: 2,533,883.46
Step by Step Solution
- Step 1: Write the proportion equation
4,763,181.24 : 7,144,482.24 = 1,689,324.12 : x - Step 2: Convert to fraction form
4,763,181.24/7,144,482.24 = 1,689,324.12/x - Step 3: Cross multiply
4,763,181.24x = 7,144,482.24 × 1,689,324.12 - Step 4: Simplify right side
4,763,181.24x = 12,069,346,172,943.63 - Step 5: Solve for x
x = 12,069,346,172,943.63/4,763,181.24 - Step 6: Final answer
x = 2,533,883.46
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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.