Finding the Fourth Proportional to 2,052,235.20, 3,078,352.80 and 556,327.20
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Solution
The fourth proportional to 2,052,235.20, 3,078,352.80 and 556,327.20 is: 834,490.80
Step by Step Solution
- Step 1: Write the proportion equation
2,052,235.20 : 3,078,352.80 = 556,327.20 : x - Step 2: Convert to fraction form
2,052,235.20/3,078,352.80 = 556,327.20/x - Step 3: Cross multiply
2,052,235.20x = 3,078,352.80 × 556,327.20 - Step 4: Simplify right side
2,052,235.20x = 1,712,571,393,836.16 - Step 5: Solve for x
x = 1,712,571,393,836.16/2,052,235.20 - Step 6: Final answer
x = 834,490.80
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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.