Finding the Fourth Proportional to 2,422,781.24, 3,634,737.20 and 803,431.62
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Solution
The fourth proportional to 2,422,781.24, 3,634,737.20 and 803,431.62 is: 1,205,334.90
Step by Step Solution
- Step 1: Write the proportion equation
2,422,781.24 : 3,634,737.20 = 803,431.62 : x - Step 2: Convert to fraction form
2,422,781.24/3,634,737.20 = 803,431.62/x - Step 3: Cross multiply
2,422,781.24x = 3,634,737.20 × 803,431.62 - Step 4: Simplify right side
2,422,781.24x = 2,920,262,785,643.28 - Step 5: Solve for x
x = 2,920,262,785,643.28/2,422,781.24 - Step 6: Final answer
x = 1,205,334.90
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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.