Finding the Fourth Proportional to 1,575,523.80, 2,364,452.10 and 1,042,867.80
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Solution
The fourth proportional to 1,575,523.80, 2,364,452.10 and 1,042,867.80 is: 1,565,073.76
Step by Step Solution
- Step 1: Write the proportion equation
1,575,523.80 : 2,364,452.10 = 1,042,867.80 : x - Step 2: Convert to fraction form
1,575,523.80/2,364,452.10 = 1,042,867.80/x - Step 3: Cross multiply
1,575,523.80x = 2,364,452.10 × 1,042,867.80 - Step 4: Simplify right side
1,575,523.80x = 2,465,810,959,732.38 - Step 5: Solve for x
x = 2,465,810,959,732.38/1,575,523.80 - Step 6: Final answer
x = 1,565,073.76
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1.5x scale
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.