Finding the Fourth Proportional to 1,507,362.20, 2,261,028.56 and 608,787.99
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Solution
The fourth proportional to 1,507,362.20, 2,261,028.56 and 608,787.99 is: 913,176.03
Step by Step Solution
- Step 1: Write the proportion equation
1,507,362.20 : 2,261,028.56 = 608,787.99 : x - Step 2: Convert to fraction form
1,507,362.20/2,261,028.56 = 608,787.99/x - Step 3: Cross multiply
1,507,362.20x = 2,261,028.56 × 608,787.99 - Step 4: Simplify right side
1,507,362.20x = 1,376,487,029,331.05 - Step 5: Solve for x
x = 1,376,487,029,331.05/1,507,362.20 - Step 6: Final answer
x = 913,176.03
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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.