Finding the Fourth Proportional to 1,593,783.13, 2,199,406.86 and 868,630.75
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Solution
The fourth proportional to 1,593,783.13, 2,199,406.86 and 868,630.75 is: 1,198,702.88
Step by Step Solution
- Step 1: Write the proportion equation
1,593,783.13 : 2,199,406.86 = 868,630.75 : x - Step 2: Convert to fraction form
1,593,783.13/2,199,406.86 = 868,630.75/x - Step 3: Cross multiply
1,593,783.13x = 2,199,406.86 × 868,630.75 - Step 4: Simplify right side
1,593,783.13x = 1,910,472,430,356.94 - Step 5: Solve for x
x = 1,910,472,430,356.94/1,593,783.13 - Step 6: Final answer
x = 1,198,702.88
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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.