Finding the Fourth Proportional to 1,651,346.10, 2,474,686.35 and 1,221,527.70
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Solution
The fourth proportional to 1,651,346.10, 2,474,686.35 and 1,221,527.70 is: 1,830,565.94
Step by Step Solution
- Step 1: Write the proportion equation
1,651,346.10 : 2,474,686.35 = 1,221,527.70 : x - Step 2: Convert to fraction form
1,651,346.10/2,474,686.35 = 1,221,527.70/x - Step 3: Cross multiply
1,651,346.10x = 2,474,686.35 × 1,221,527.70 - Step 4: Simplify right side
1,651,346.10x = 3,022,897,925,336.90 - Step 5: Solve for x
x = 3,022,897,925,336.90/1,651,346.10 - Step 6: Final answer
x = 1,830,565.94
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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.