Finding the Fourth Proportional to 2,135,739.68, 3,203,978.88 and 715,932.80
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Solution
The fourth proportional to 2,135,739.68, 3,203,978.88 and 715,932.80 is: 1,074,023.02
Step by Step Solution
- Step 1: Write the proportion equation
2,135,739.68 : 3,203,978.88 = 715,932.80 : x - Step 2: Convert to fraction form
2,135,739.68/3,203,978.88 = 715,932.80/x - Step 3: Cross multiply
2,135,739.68x = 3,203,978.88 × 715,932.80 - Step 4: Simplify right side
2,135,739.68x = 2,293,833,570,699.26 - Step 5: Solve for x
x = 2,293,833,570,699.26/2,135,739.68 - Step 6: Final answer
x = 1,074,023.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.