Finding the Fourth Proportional to 2,377,754.18, 3,281,319.36 and 1,397,430.01
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Solution
The fourth proportional to 2,377,754.18, 3,281,319.36 and 1,397,430.01 is: 1,928,464.34
Step by Step Solution
- Step 1: Write the proportion equation
2,377,754.18 : 3,281,319.36 = 1,397,430.01 : x - Step 2: Convert to fraction form
2,377,754.18/3,281,319.36 = 1,397,430.01/x - Step 3: Cross multiply
2,377,754.18x = 3,281,319.36 × 1,397,430.01 - Step 4: Simplify right side
2,377,754.18x = 4,585,414,137,854.70 - Step 5: Solve for x
x = 4,585,414,137,854.70/2,377,754.18 - Step 6: Final answer
x = 1,928,464.34
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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.