Finding the Fourth Proportional to 1,497,942.15, 2,246,929.63 and 432,993.44
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Solution
The fourth proportional to 1,497,942.15, 2,246,929.63 and 432,993.44 is: 649,494.90
Step by Step Solution
- Step 1: Write the proportion equation
1,497,942.15 : 2,246,929.63 = 432,993.44 : x - Step 2: Convert to fraction form
1,497,942.15/2,246,929.63 = 432,993.44/x - Step 3: Cross multiply
1,497,942.15x = 2,246,929.63 × 432,993.44 - Step 4: Simplify right side
1,497,942.15x = 972,905,789,931.63 - Step 5: Solve for x
x = 972,905,789,931.63/1,497,942.15 - Step 6: Final answer
x = 649,494.90
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1.5x scale
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.