Finding the Fourth Proportional to 6,258,182.88, 8,634,812.16 and 3,541,928.80
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Solution
The fourth proportional to 6,258,182.88, 8,634,812.16 and 3,541,928.80 is: 4,887,023.99
Step by Step Solution
- Step 1: Write the proportion equation
6,258,182.88 : 8,634,812.16 = 3,541,928.80 : x - Step 2: Convert to fraction form
6,258,182.88/8,634,812.16 = 3,541,928.80/x - Step 3: Cross multiply
6,258,182.88x = 8,634,812.16 × 3,541,928.80 - Step 4: Simplify right side
6,258,182.88x = 30,583,889,872,094.21 - Step 5: Solve for x
x = 30,583,889,872,094.21/6,258,182.88 - Step 6: Final answer
x = 4,887,023.99
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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.