Finding the Fourth Proportional to 4,032,189.20, 6,048,283.80 and 2,539,197.20
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Solution
The fourth proportional to 4,032,189.20, 6,048,283.80 and 2,539,197.20 is: 3,808,795.80
Step by Step Solution
- Step 1: Write the proportion equation
4,032,189.20 : 6,048,283.80 = 2,539,197.20 : x - Step 2: Convert to fraction form
4,032,189.20/6,048,283.80 = 2,539,197.20/x - Step 3: Cross multiply
4,032,189.20x = 6,048,283.80 × 2,539,197.20 - Step 4: Simplify right side
4,032,189.20x = 15,357,785,289,765.36 - Step 5: Solve for x
x = 15,357,785,289,765.36/4,032,189.20 - Step 6: Final answer
x = 3,808,795.80
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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.