Finding the Fourth Proportional to 1,556,471.70, 2,334,707.55 and 609,527.70
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Solution
The fourth proportional to 1,556,471.70, 2,334,707.55 and 609,527.70 is: 914,291.55
Step by Step Solution
- Step 1: Write the proportion equation
1,556,471.70 : 2,334,707.55 = 609,527.70 : x - Step 2: Convert to fraction form
1,556,471.70/2,334,707.55 = 609,527.70/x - Step 3: Cross multiply
1,556,471.70x = 2,334,707.55 × 609,527.70 - Step 4: Simplify right side
1,556,471.70x = 1,423,068,923,124.13 - Step 5: Solve for x
x = 1,423,068,923,124.13/1,556,471.70 - Step 6: Final answer
x = 914,291.55
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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.