Finding the Fourth Proportional to 4,224,801.20, 6,337,201.80 and 2,335,233.20
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Solution
The fourth proportional to 4,224,801.20, 6,337,201.80 and 2,335,233.20 is: 3,502,849.80
Step by Step Solution
- Step 1: Write the proportion equation
4,224,801.20 : 6,337,201.80 = 2,335,233.20 : x - Step 2: Convert to fraction form
4,224,801.20/6,337,201.80 = 2,335,233.20/x - Step 3: Cross multiply
4,224,801.20x = 6,337,201.80 × 2,335,233.20 - Step 4: Simplify right side
4,224,801.20x = 14,798,844,038,459.76 - Step 5: Solve for x
x = 14,798,844,038,459.76/4,224,801.20 - Step 6: Final answer
x = 3,502,849.80
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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.