Finding the Fourth Proportional to 2,497,555.36, 3,446,619.61 and 1,351,635.70
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Solution
The fourth proportional to 2,497,555.36, 3,446,619.61 and 1,351,635.70 is: 1,865,253.59
Step by Step Solution
- Step 1: Write the proportion equation
2,497,555.36 : 3,446,619.61 = 1,351,635.70 : x - Step 2: Convert to fraction form
2,497,555.36/3,446,619.61 = 1,351,635.70/x - Step 3: Cross multiply
2,497,555.36x = 3,446,619.61 × 1,351,635.70 - Step 4: Simplify right side
2,497,555.36x = 4,658,574,102,437.90 - Step 5: Solve for x
x = 4,658,574,102,437.90/2,497,555.36 - Step 6: Final answer
x = 1,865,253.59
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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.