Finding the Fourth Proportional to 3,383,585.07, 4,669,642.72 and 1,855,987.44
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Solution
The fourth proportional to 3,383,585.07, 4,669,642.72 and 1,855,987.44 is: 2,561,424.66
Step by Step Solution
- Step 1: Write the proportion equation
3,383,585.07 : 4,669,642.72 = 1,855,987.44 : x - Step 2: Convert to fraction form
3,383,585.07/4,669,642.72 = 1,855,987.44/x - Step 3: Cross multiply
3,383,585.07x = 4,669,642.72 × 1,855,987.44 - Step 4: Simplify right side
3,383,585.07x = 8,666,798,237,607.44 - Step 5: Solve for x
x = 8,666,798,237,607.44/3,383,585.07 - Step 6: Final answer
x = 2,561,424.66
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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.