Finding the Fourth Proportional to 2,422,928.91, 3,343,663.86 and 1,335,239.46
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Solution
The fourth proportional to 2,422,928.91, 3,343,663.86 and 1,335,239.46 is: 1,842,642.56
Step by Step Solution
- Step 1: Write the proportion equation
2,422,928.91 : 3,343,663.86 = 1,335,239.46 : x - Step 2: Convert to fraction form
2,422,928.91/3,343,663.86 = 1,335,239.46/x - Step 3: Cross multiply
2,422,928.91x = 3,343,663.86 × 1,335,239.46 - Step 4: Simplify right side
2,422,928.91x = 4,464,591,926,847.92 - Step 5: Solve for x
x = 4,464,591,926,847.92/2,422,928.91 - Step 6: Final answer
x = 1,842,642.56
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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.