Finding the Fourth Proportional to 2,805,557.99, 4,207,029.03 and 1,457,358.75
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Solution
The fourth proportional to 2,805,557.99, 4,207,029.03 and 1,457,358.75 is: 2,185,358.71
Step by Step Solution
- Step 1: Write the proportion equation
2,805,557.99 : 4,207,029.03 = 1,457,358.75 : x - Step 2: Convert to fraction form
2,805,557.99/4,207,029.03 = 1,457,358.75/x - Step 3: Cross multiply
2,805,557.99x = 4,207,029.03 × 1,457,358.75 - Step 4: Simplify right side
2,805,557.99x = 6,131,150,568,374.51 - Step 5: Solve for x
x = 6,131,150,568,374.51/2,805,557.99 - Step 6: Final answer
x = 2,185,358.71
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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.