Finding the Fourth Proportional to 3,639,253.44, 5,021,267.04 and 2,398,726.29
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Solution
The fourth proportional to 3,639,253.44, 5,021,267.04 and 2,398,726.29 is: 3,309,647.28
Step by Step Solution
- Step 1: Write the proportion equation
3,639,253.44 : 5,021,267.04 = 2,398,726.29 : x - Step 2: Convert to fraction form
3,639,253.44/5,021,267.04 = 2,398,726.29/x - Step 3: Cross multiply
3,639,253.44x = 5,021,267.04 × 2,398,726.29 - Step 4: Simplify right side
3,639,253.44x = 12,044,645,257,958.48 - Step 5: Solve for x
x = 12,044,645,257,958.48/3,639,253.44 - Step 6: Final answer
x = 3,309,647.28
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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.