Finding the Fourth Proportional to 1,698,748.40, 2,548,122.60 and 950,697.20
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Solution
The fourth proportional to 1,698,748.40, 2,548,122.60 and 950,697.20 is: 1,426,045.80
Step by Step Solution
- Step 1: Write the proportion equation
1,698,748.40 : 2,548,122.60 = 950,697.20 : x - Step 2: Convert to fraction form
1,698,748.40/2,548,122.60 = 950,697.20/x - Step 3: Cross multiply
1,698,748.40x = 2,548,122.60 × 950,697.20 - Step 4: Simplify right side
1,698,748.40x = 2,422,493,021,076.72 - Step 5: Solve for x
x = 2,422,493,021,076.72/1,698,748.40 - Step 6: Final answer
x = 1,426,045.80
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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.