Finding the Fourth Proportional to 3,920,107.94, 5,871,588.87 and 2,779,412.48
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Solution
The fourth proportional to 3,920,107.94, 5,871,588.87 and 2,779,412.48 is: 4,163,040.31
Step by Step Solution
- Step 1: Write the proportion equation
3,920,107.94 : 5,871,588.87 = 2,779,412.48 : x - Step 2: Convert to fraction form
3,920,107.94/5,871,588.87 = 2,779,412.48/x - Step 3: Cross multiply
3,920,107.94x = 5,871,588.87 × 2,779,412.48 - Step 4: Simplify right side
3,920,107.94x = 16,319,567,382,707.10 - Step 5: Solve for x
x = 16,319,567,382,707.10/3,920,107.94 - Step 6: Final answer
x = 4,163,040.31
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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.