Finding the Fourth Proportional to 1,548,800.28, 2,138,121.90 and 968,346.18
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Solution
The fourth proportional to 1,548,800.28, 2,138,121.90 and 968,346.18 is: 1,336,803.85
Step by Step Solution
- Step 1: Write the proportion equation
1,548,800.28 : 2,138,121.90 = 968,346.18 : x - Step 2: Convert to fraction form
1,548,800.28/2,138,121.90 = 968,346.18/x - Step 3: Cross multiply
1,548,800.28x = 2,138,121.90 × 968,346.18 - Step 4: Simplify right side
1,548,800.28x = 2,070,442,174,239.34 - Step 5: Solve for x
x = 2,070,442,174,239.34/1,548,800.28 - Step 6: Final answer
x = 1,336,803.85
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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.