Finding the Fourth Proportional to 2,652,380.40, 3,975,225.30 and 1,134,268.68
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Solution
The fourth proportional to 2,652,380.40, 3,975,225.30 and 1,134,268.68 is: 1,699,972.43
Step by Step Solution
- Step 1: Write the proportion equation
2,652,380.40 : 3,975,225.30 = 1,134,268.68 : x - Step 2: Convert to fraction form
2,652,380.40/3,975,225.30 = 1,134,268.68/x - Step 3: Cross multiply
2,652,380.40x = 3,975,225.30 × 1,134,268.68 - Step 4: Simplify right side
2,652,380.40x = 4,508,973,553,733.60 - Step 5: Solve for x
x = 4,508,973,553,733.60/2,652,380.40 - Step 6: Final answer
x = 1,699,972.43
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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.