Finding the Fourth Proportional to 1,150,571.99, 1,587,437.50 and 667,040.65
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Solution
The fourth proportional to 1,150,571.99, 1,587,437.50 and 667,040.65 is: 920,312.11
Step by Step Solution
- Step 1: Write the proportion equation
1,150,571.99 : 1,587,437.50 = 667,040.65 : x - Step 2: Convert to fraction form
1,150,571.99/1,587,437.50 = 667,040.65/x - Step 3: Cross multiply
1,150,571.99x = 1,587,437.50 × 667,040.65 - Step 4: Simplify right side
1,150,571.99x = 1,058,885,337,448.88 - Step 5: Solve for x
x = 1,058,885,337,448.88/1,150,571.99 - Step 6: Final answer
x = 920,312.11
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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.