Finding the Fourth Proportional to 1,362,095.21, 2,042,432.97 and 508,464.74
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Solution
The fourth proportional to 1,362,095.21, 2,042,432.97 and 508,464.74 is: 762,432.12
Step by Step Solution
- Step 1: Write the proportion equation
1,362,095.21 : 2,042,432.97 = 508,464.74 : x - Step 2: Convert to fraction form
1,362,095.21/2,042,432.97 = 508,464.74/x - Step 3: Cross multiply
1,362,095.21x = 2,042,432.97 × 508,464.74 - Step 4: Simplify right side
1,362,095.21x = 1,038,505,138,846.31 - Step 5: Solve for x
x = 1,038,505,138,846.31/1,362,095.21 - Step 6: Final answer
x = 762,432.12
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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.