Finding the Fourth Proportional to 1,373,287.28, 1,895,332.64 and 761,576.08
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Solution
The fourth proportional to 1,373,287.28, 1,895,332.64 and 761,576.08 is: 1,051,083.79
Step by Step Solution
- Step 1: Write the proportion equation
1,373,287.28 : 1,895,332.64 = 761,576.08 : x - Step 2: Convert to fraction form
1,373,287.28/1,895,332.64 = 761,576.08/x - Step 3: Cross multiply
1,373,287.28x = 1,895,332.64 × 761,576.08 - Step 4: Simplify right side
1,373,287.28x = 1,443,440,002,267.25 - Step 5: Solve for x
x = 1,443,440,002,267.25/1,373,287.28 - Step 6: Final answer
x = 1,051,083.79
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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.