Finding the Fourth Proportional to 2,420,614.20, 3,340,472.46 and 1,332,987
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Solution
The fourth proportional to 2,420,614.20, 3,340,472.46 and 1,332,987 is: 1,839,535.75
Step by Step Solution
- Step 1: Write the proportion equation
2,420,614.20 : 3,340,472.46 = 1,332,987 : x - Step 2: Convert to fraction form
2,420,614.20/3,340,472.46 = 1,332,987/x - Step 3: Cross multiply
2,420,614.20x = 3,340,472.46 × 1,332,987 - Step 4: Simplify right side
2,420,614.20x = 4,452,806,363,038.02 - Step 5: Solve for x
x = 4,452,806,363,038.02/2,420,614.20 - Step 6: Final answer
x = 1,839,535.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.