Finding the Fourth Proportional to 1,094,013.49, 1,507,931.64 and 731,305.01
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Solution
The fourth proportional to 1,094,013.49, 1,507,931.64 and 731,305.01 is: 1,007,993.02
Step by Step Solution
- Step 1: Write the proportion equation
1,094,013.49 : 1,507,931.64 = 731,305.01 : x - Step 2: Convert to fraction form
1,094,013.49/1,507,931.64 = 731,305.01/x - Step 3: Cross multiply
1,094,013.49x = 1,507,931.64 × 731,305.01 - Step 4: Simplify right side
1,094,013.49x = 1,102,757,958,357.23 - Step 5: Solve for x
x = 1,102,757,958,357.23/1,094,013.49 - Step 6: Final answer
x = 1,007,993.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.