Finding the Fourth Proportional to 4,912,435.41, 7,360,506.95 and 2,987,524.28
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Solution
The fourth proportional to 4,912,435.41, 7,360,506.95 and 2,987,524.28 is: 4,476,332.27
Step by Step Solution
- Step 1: Write the proportion equation
4,912,435.41 : 7,360,506.95 = 2,987,524.28 : x - Step 2: Convert to fraction form
4,912,435.41/7,360,506.95 = 2,987,524.28/x - Step 3: Cross multiply
4,912,435.41x = 7,360,506.95 × 2,987,524.28 - Step 4: Simplify right side
4,912,435.41x = 21,989,693,174,493.59 - Step 5: Solve for x
x = 21,989,693,174,493.59/4,912,435.41 - Step 6: Final answer
x = 4,476,332.27
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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.