Finding the Fourth Proportional to 4,642,683.24, 6,407,102.96 and 2,577,698.91
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Solution
The fourth proportional to 4,642,683.24, 6,407,102.96 and 2,577,698.91 is: 3,557,335.59
Step by Step Solution
- Step 1: Write the proportion equation
4,642,683.24 : 6,407,102.96 = 2,577,698.91 : x - Step 2: Convert to fraction form
4,642,683.24/6,407,102.96 = 2,577,698.91/x - Step 3: Cross multiply
4,642,683.24x = 6,407,102.96 × 2,577,698.91 - Step 4: Simplify right side
4,642,683.24x = 16,515,582,313,027.65 - Step 5: Solve for x
x = 16,515,582,313,027.65/4,642,683.24 - Step 6: Final answer
x = 3,557,335.59
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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.