Finding the Fourth Proportional to 4,154,073.60, 6,231,110.40 and 1,629,811.20
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Solution
The fourth proportional to 4,154,073.60, 6,231,110.40 and 1,629,811.20 is: 2,444,716.80
Step by Step Solution
- Step 1: Write the proportion equation
4,154,073.60 : 6,231,110.40 = 1,629,811.20 : x - Step 2: Convert to fraction form
4,154,073.60/6,231,110.40 = 1,629,811.20/x - Step 3: Cross multiply
4,154,073.60x = 6,231,110.40 × 1,629,811.20 - Step 4: Simplify right side
4,154,073.60x = 10,155,533,518,356.48 - Step 5: Solve for x
x = 10,155,533,518,356.48/4,154,073.60 - Step 6: Final answer
x = 2,444,716.80
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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.