Finding the Fourth Proportional to 1,028,533.41, 1,536,545.43 and 665,748.99
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Solution
The fourth proportional to 1,028,533.41, 1,536,545.43 and 665,748.99 is: 994,574.95
Step by Step Solution
- Step 1: Write the proportion equation
1,028,533.41 : 1,536,545.43 = 665,748.99 : x - Step 2: Convert to fraction form
1,028,533.41/1,536,545.43 = 665,748.99/x - Step 3: Cross multiply
1,028,533.41x = 1,536,545.43 × 665,748.99 - Step 4: Simplify right side
1,028,533.41x = 1,022,953,568,111.62 - Step 5: Solve for x
x = 1,022,953,568,111.62/1,028,533.41 - Step 6: Final answer
x = 994,574.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.