Finding the Fourth Proportional to 4,785,048.72, 7,177,961.88 and 1,419,246
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Solution
The fourth proportional to 4,785,048.72, 7,177,961.88 and 1,419,246 is: 2,128,984.32
Step by Step Solution
- Step 1: Write the proportion equation
4,785,048.72 : 7,177,961.88 = 1,419,246 : x - Step 2: Convert to fraction form
4,785,048.72/7,177,961.88 = 1,419,246/x - Step 3: Cross multiply
4,785,048.72x = 7,177,961.88 × 1,419,246 - Step 4: Simplify right side
4,785,048.72x = 10,187,293,686,342.48 - Step 5: Solve for x
x = 10,187,293,686,342.48/4,785,048.72 - Step 6: Final answer
x = 2,128,984.32
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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.