Finding the Fourth Proportional to 1,050,377.48, 1,449,439.08 and 620,576.09
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Solution
The fourth proportional to 1,050,377.48, 1,449,439.08 and 620,576.09 is: 856,346.65
Step by Step Solution
- Step 1: Write the proportion equation
1,050,377.48 : 1,449,439.08 = 620,576.09 : x - Step 2: Convert to fraction form
1,050,377.48/1,449,439.08 = 620,576.09/x - Step 3: Cross multiply
1,050,377.48x = 1,449,439.08 × 620,576.09 - Step 4: Simplify right side
1,050,377.48x = 899,487,236,959.60 - Step 5: Solve for x
x = 899,487,236,959.60/1,050,377.48 - Step 6: Final answer
x = 856,346.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.