Finding the Fourth Proportional to 4,555,873.84, 6,287,237.12 and 2,518,814.56
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Solution
The fourth proportional to 4,555,873.84, 6,287,237.12 and 2,518,814.56 is: 3,476,036.64
Step by Step Solution
- Step 1: Write the proportion equation
4,555,873.84 : 6,287,237.12 = 2,518,814.56 : x - Step 2: Convert to fraction form
4,555,873.84/6,287,237.12 = 2,518,814.56/x - Step 3: Cross multiply
4,555,873.84x = 6,287,237.12 × 2,518,814.56 - Step 4: Simplify right side
4,555,873.84x = 15,836,384,400,028.47 - Step 5: Solve for x
x = 15,836,384,400,028.47/4,555,873.84 - Step 6: Final answer
x = 3,476,036.64
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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.