Finding the Fourth Proportional to 3,585,731.84, 4,948,309.92 and 1,976,099.84
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Solution
The fourth proportional to 3,585,731.84, 4,948,309.92 and 1,976,099.84 is: 2,727,017.77
Step by Step Solution
- Step 1: Write the proportion equation
3,585,731.84 : 4,948,309.92 = 1,976,099.84 : x - Step 2: Convert to fraction form
3,585,731.84/4,948,309.92 = 1,976,099.84/x - Step 3: Cross multiply
3,585,731.84x = 4,948,309.92 × 1,976,099.84 - Step 4: Simplify right side
3,585,731.84x = 9,778,354,441,182.41 - Step 5: Solve for x
x = 9,778,354,441,182.41/3,585,731.84 - Step 6: Final answer
x = 2,727,017.77
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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.