Finding the Fourth Proportional to 1,402,027.32, 2,102,843.34 and 455,409.48
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Solution
The fourth proportional to 1,402,027.32, 2,102,843.34 and 455,409.48 is: 683,050.02
Step by Step Solution
- Step 1: Write the proportion equation
1,402,027.32 : 2,102,843.34 = 455,409.48 : x - Step 2: Convert to fraction form
1,402,027.32/2,102,843.34 = 455,409.48/x - Step 3: Cross multiply
1,402,027.32x = 2,102,843.34 × 455,409.48 - Step 4: Simplify right side
1,402,027.32x = 957,654,791,990.86 - Step 5: Solve for x
x = 957,654,791,990.86/1,402,027.32 - Step 6: Final answer
x = 683,050.02
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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.