Finding the Fourth Proportional to 4,698,163.20, 7,047,244.80 and 2,454,009.60
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Solution
The fourth proportional to 4,698,163.20, 7,047,244.80 and 2,454,009.60 is: 3,681,014.40
Step by Step Solution
- Step 1: Write the proportion equation
4,698,163.20 : 7,047,244.80 = 2,454,009.60 : x - Step 2: Convert to fraction form
4,698,163.20/7,047,244.80 = 2,454,009.60/x - Step 3: Cross multiply
4,698,163.20x = 7,047,244.80 × 2,454,009.60 - Step 4: Simplify right side
4,698,163.20x = 17,294,006,392,750.08 - Step 5: Solve for x
x = 17,294,006,392,750.08/4,698,163.20 - Step 6: Final answer
x = 3,681,014.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.