Finding the Fourth Proportional to 4,484,457.28, 6,726,685.86 and 1,454,357.80
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Solution
The fourth proportional to 4,484,457.28, 6,726,685.86 and 1,454,357.80 is: 2,181,536.68
Step by Step Solution
- Step 1: Write the proportion equation
4,484,457.28 : 6,726,685.86 = 1,454,357.80 : x - Step 2: Convert to fraction form
4,484,457.28/6,726,685.86 = 1,454,357.80/x - Step 3: Cross multiply
4,484,457.28x = 6,726,685.86 × 1,454,357.80 - Step 4: Simplify right side
4,484,457.28x = 9,783,008,048,640.71 - Step 5: Solve for x
x = 9,783,008,048,640.71/4,484,457.28 - Step 6: Final answer
x = 2,181,536.68
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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.