Finding the Fourth Proportional to 1,727,987.32, 2,593,138.14 and 717,110.20
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Solution
The fourth proportional to 1,727,987.32, 2,593,138.14 and 717,110.20 is: 1,076,145.52
Step by Step Solution
- Step 1: Write the proportion equation
1,727,987.32 : 2,593,138.14 = 717,110.20 : x - Step 2: Convert to fraction form
1,727,987.32/2,593,138.14 = 717,110.20/x - Step 3: Cross multiply
1,727,987.32x = 2,593,138.14 × 717,110.20 - Step 4: Simplify right side
1,727,987.32x = 1,859,565,810,203.03 - Step 5: Solve for x
x = 1,859,565,810,203.03/1,727,987.32 - Step 6: Final answer
x = 1,076,145.52
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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.