Finding the Fourth Proportional to 1,177,800.17, 1,763,212.66 and 727,071.77
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Solution
The fourth proportional to 1,177,800.17, 1,763,212.66 and 727,071.77 is: 1,088,454.72
Step by Step Solution
- Step 1: Write the proportion equation
1,177,800.17 : 1,763,212.66 = 727,071.77 : x - Step 2: Convert to fraction form
1,177,800.17/1,763,212.66 = 727,071.77/x - Step 3: Cross multiply
1,177,800.17x = 1,763,212.66 × 727,071.77 - Step 4: Simplify right side
1,177,800.17x = 1,281,982,152,182.96 - Step 5: Solve for x
x = 1,281,982,152,182.96/1,177,800.17 - Step 6: Final answer
x = 1,088,454.72
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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.