Finding the Fourth Proportional to 3,709,482.37, 5,119,369.66 and 2,334,005.12
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Solution
The fourth proportional to 3,709,482.37, 5,119,369.66 and 2,334,005.12 is: 3,221,105.75
Step by Step Solution
- Step 1: Write the proportion equation
3,709,482.37 : 5,119,369.66 = 2,334,005.12 : x - Step 2: Convert to fraction form
3,709,482.37/5,119,369.66 = 2,334,005.12/x - Step 3: Cross multiply
3,709,482.37x = 5,119,369.66 × 2,334,005.12 - Step 4: Simplify right side
3,709,482.37x = 11,948,634,982,255.18 - Step 5: Solve for x
x = 11,948,634,982,255.18/3,709,482.37 - Step 6: Final answer
x = 3,221,105.75
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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.