Finding the Fourth Proportional to 1,038,059.12, 1,432,521.84 and 585,350.24
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Solution
The fourth proportional to 1,038,059.12, 1,432,521.84 and 585,350.24 is: 807,783.47
Step by Step Solution
- Step 1: Write the proportion equation
1,038,059.12 : 1,432,521.84 = 585,350.24 : x - Step 2: Convert to fraction form
1,038,059.12/1,432,521.84 = 585,350.24/x - Step 3: Cross multiply
1,038,059.12x = 1,432,521.84 × 585,350.24 - Step 4: Simplify right side
1,038,059.12x = 838,527,002,849.24 - Step 5: Solve for x
x = 838,527,002,849.24/1,038,059.12 - Step 6: Final answer
x = 807,783.47
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1.5x scale
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.