Finding the Fourth Proportional to 2,238,283.40, 3,350,280.90 and 1,765,891.40
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Solution
The fourth proportional to 2,238,283.40, 3,350,280.90 and 1,765,891.40 is: 2,643,200.69
Step by Step Solution
- Step 1: Write the proportion equation
2,238,283.40 : 3,350,280.90 = 1,765,891.40 : x - Step 2: Convert to fraction form
2,238,283.40/3,350,280.90 = 1,765,891.40/x - Step 3: Cross multiply
2,238,283.40x = 3,350,280.90 × 1,765,891.40 - Step 4: Simplify right side
2,238,283.40x = 5,916,232,228,894.26 - Step 5: Solve for x
x = 5,916,232,228,894.26/2,238,283.40 - Step 6: Final answer
x = 2,643,200.69
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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.