Finding the Fourth Proportional to 2,278,209.18, 3,417,317.09 and 930,371.79
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Solution
The fourth proportional to 2,278,209.18, 3,417,317.09 and 930,371.79 is: 1,395,559.04
Step by Step Solution
- Step 1: Write the proportion equation
2,278,209.18 : 3,417,317.09 = 930,371.79 : x - Step 2: Convert to fraction form
2,278,209.18/3,417,317.09 = 930,371.79/x - Step 3: Cross multiply
2,278,209.18x = 3,417,317.09 × 930,371.79 - Step 4: Simplify right side
2,278,209.18x = 3,179,375,413,369.03 - Step 5: Solve for x
x = 3,179,375,413,369.03/2,278,209.18 - Step 6: Final answer
x = 1,395,559.04
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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.