Finding the Fourth Proportional to 2,216,361.71, 3,324,642.14 and 679,244.51
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Solution
The fourth proportional to 2,216,361.71, 3,324,642.14 and 679,244.51 is: 1,018,897.28
Step by Step Solution
- Step 1: Write the proportion equation
2,216,361.71 : 3,324,642.14 = 679,244.51 : x - Step 2: Convert to fraction form
2,216,361.71/3,324,642.14 = 679,244.51/x - Step 3: Cross multiply
2,216,361.71x = 3,324,642.14 × 679,244.51 - Step 4: Simplify right side
2,216,361.71x = 2,258,244,931,319.37 - Step 5: Solve for x
x = 2,258,244,931,319.37/2,216,361.71 - Step 6: Final answer
x = 1,018,897.28
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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.