Finding the Fourth Proportional to 1,207,157.76, 1,811,587.41 and 567,490.50
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Solution
The fourth proportional to 1,207,157.76, 1,811,587.41 and 567,490.50 is: 851,635.70
Step by Step Solution
- Step 1: Write the proportion equation
1,207,157.76 : 1,811,587.41 = 567,490.50 : x - Step 2: Convert to fraction form
1,207,157.76/1,811,587.41 = 567,490.50/x - Step 3: Cross multiply
1,207,157.76x = 1,811,587.41 × 567,490.50 - Step 4: Simplify right side
1,207,157.76x = 1,028,058,645,094.61 - Step 5: Solve for x
x = 1,028,058,645,094.61/1,207,157.76 - Step 6: Final answer
x = 851,635.70
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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.