Finding the Fourth Proportional to 1,544,425.28, 2,316,960.48 and 479,439.68
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Solution
The fourth proportional to 1,544,425.28, 2,316,960.48 and 479,439.68 is: 719,259.65
Step by Step Solution
- Step 1: Write the proportion equation
1,544,425.28 : 2,316,960.48 = 479,439.68 : x - Step 2: Convert to fraction form
1,544,425.28/2,316,960.48 = 479,439.68/x - Step 3: Cross multiply
1,544,425.28x = 2,316,960.48 × 479,439.68 - Step 4: Simplify right side
1,544,425.28x = 1,110,842,791,103.85 - Step 5: Solve for x
x = 1,110,842,791,103.85/1,544,425.28 - Step 6: Final answer
x = 719,259.65
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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.