Finding the Fourth Proportional to 4,157,178.48, 6,239,126.24 and 1,762,704.48
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Solution
The fourth proportional to 4,157,178.48, 6,239,126.24 and 1,762,704.48 is: 2,645,480.78
Step by Step Solution
- Step 1: Write the proportion equation
4,157,178.48 : 6,239,126.24 = 1,762,704.48 : x - Step 2: Convert to fraction form
4,157,178.48/6,239,126.24 = 1,762,704.48/x - Step 3: Cross multiply
4,157,178.48x = 6,239,126.24 × 1,762,704.48 - Step 4: Simplify right side
4,157,178.48x = 10,997,735,774,533.55 - Step 5: Solve for x
x = 10,997,735,774,533.55/4,157,178.48 - Step 6: Final answer
x = 2,645,480.78
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1.5x scale
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.