Finding the Fourth Proportional to 987,049.44, 1,480,574.16 and 565,426.08
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Solution
The fourth proportional to 987,049.44, 1,480,574.16 and 565,426.08 is: 848,139.12
Step by Step Solution
- Step 1: Write the proportion equation
987,049.44 : 1,480,574.16 = 565,426.08 : x - Step 2: Convert to fraction form
987,049.44/1,480,574.16 = 565,426.08/x - Step 3: Cross multiply
987,049.44x = 1,480,574.16 × 565,426.08 - Step 4: Simplify right side
987,049.44x = 837,155,243,438.09 - Step 5: Solve for x
x = 837,155,243,438.09/987,049.44 - Step 6: Final answer
x = 848,139.12
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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.