Finding the Fourth Proportional to 4,900,565.04, 7,351,197.84 and 1,306,313.52
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Solution
The fourth proportional to 4,900,565.04, 7,351,197.84 and 1,306,313.52 is: 1,959,563.65
Step by Step Solution
- Step 1: Write the proportion equation
4,900,565.04 : 7,351,197.84 = 1,306,313.52 : x - Step 2: Convert to fraction form
4,900,565.04/7,351,197.84 = 1,306,313.52/x - Step 3: Cross multiply
4,900,565.04x = 7,351,197.84 × 1,306,313.52 - Step 4: Simplify right side
4,900,565.04x = 9,602,969,126,586.80 - Step 5: Solve for x
x = 9,602,969,126,586.80/4,900,565.04 - Step 6: Final answer
x = 1,959,563.65
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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.