Finding the Fourth Proportional to 4,384,911.36, 6,051,216.76 and 2,424,921.28
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Solution
The fourth proportional to 4,384,911.36, 6,051,216.76 and 2,424,921.28 is: 3,346,412.99
Step by Step Solution
- Step 1: Write the proportion equation
4,384,911.36 : 6,051,216.76 = 2,424,921.28 : x - Step 2: Convert to fraction form
4,384,911.36/6,051,216.76 = 2,424,921.28/x - Step 3: Cross multiply
4,384,911.36x = 6,051,216.76 × 2,424,921.28 - Step 4: Simplify right side
4,384,911.36x = 14,673,724,317,704.58 - Step 5: Solve for x
x = 14,673,724,317,704.58/4,384,911.36 - Step 6: Final answer
x = 3,346,412.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.