Finding the Fourth Proportional to 4,979,924.53, 6,872,202.53 and 3,046,043.05
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Solution
The fourth proportional to 4,979,924.53, 6,872,202.53 and 3,046,043.05 is: 4,203,482.33
Step by Step Solution
- Step 1: Write the proportion equation
4,979,924.53 : 6,872,202.53 = 3,046,043.05 : x - Step 2: Convert to fraction form
4,979,924.53/6,872,202.53 = 3,046,043.05/x - Step 3: Cross multiply
4,979,924.53x = 6,872,202.53 × 3,046,043.05 - Step 4: Simplify right side
4,979,924.53x = 20,933,024,754,698.91 - Step 5: Solve for x
x = 20,933,024,754,698.91/4,979,924.53 - Step 6: Final answer
x = 4,203,482.33
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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.