Finding the Fourth Proportional to 1,133,759.75, 1,564,588.38 and 624,462.12
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Solution
The fourth proportional to 1,133,759.75, 1,564,588.38 and 624,462.12 is: 861,757.69
Step by Step Solution
- Step 1: Write the proportion equation
1,133,759.75 : 1,564,588.38 = 624,462.12 : x - Step 2: Convert to fraction form
1,133,759.75/1,564,588.38 = 624,462.12/x - Step 3: Cross multiply
1,133,759.75x = 1,564,588.38 × 624,462.12 - Step 4: Simplify right side
1,133,759.75x = 977,026,179,043.90 - Step 5: Solve for x
x = 977,026,179,043.90/1,133,759.75 - Step 6: Final answer
x = 861,757.69
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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.