Finding the Fourth Proportional to 3,507,278.24, 5,261,121.48 and 983,130.32
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Solution
The fourth proportional to 3,507,278.24, 5,261,121.48 and 983,130.32 is: 1,474,752.70
Step by Step Solution
- Step 1: Write the proportion equation
3,507,278.24 : 5,261,121.48 = 983,130.32 : x - Step 2: Convert to fraction form
3,507,278.24/5,261,121.48 = 983,130.32/x - Step 3: Cross multiply
3,507,278.24x = 5,261,121.48 × 983,130.32 - Step 4: Simplify right side
3,507,278.24x = 5,172,368,044,191.27 - Step 5: Solve for x
x = 5,172,368,044,191.27/3,507,278.24 - Step 6: Final answer
x = 1,474,752.70
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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.