Finding the Fourth Proportional to 4,012,629.60, 6,020,632.80 and 2,497,579.68
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Solution
The fourth proportional to 4,012,629.60, 6,020,632.80 and 2,497,579.68 is: 3,747,420.43
Step by Step Solution
- Step 1: Write the proportion equation
4,012,629.60 : 6,020,632.80 = 2,497,579.68 : x - Step 2: Convert to fraction form
4,012,629.60/6,020,632.80 = 2,497,579.68/x - Step 3: Cross multiply
4,012,629.60x = 6,020,632.80 × 2,497,579.68 - Step 4: Simplify right side
4,012,629.60x = 15,037,010,142,021.50 - Step 5: Solve for x
x = 15,037,010,142,021.50/4,012,629.60 - Step 6: Final answer
x = 3,747,420.43
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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.