Finding the Fourth Proportional to 3,170,346.36, 4,375,085.85 and 1,720,041.44
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Solution
The fourth proportional to 3,170,346.36, 4,375,085.85 and 1,720,041.44 is: 2,373,661.45
Step by Step Solution
- Step 1: Write the proportion equation
3,170,346.36 : 4,375,085.85 = 1,720,041.44 : x - Step 2: Convert to fraction form
3,170,346.36/4,375,085.85 = 1,720,041.44/x - Step 3: Cross multiply
3,170,346.36x = 4,375,085.85 × 1,720,041.44 - Step 4: Simplify right side
3,170,346.36x = 7,525,328,943,682.19 - Step 5: Solve for x
x = 7,525,328,943,682.19/3,170,346.36 - Step 6: Final answer
x = 2,373,661.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.