Finding the Fourth Proportional to 4,820,658.73, 7,225,904.16 and 1,581,350.53
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Solution
The fourth proportional to 4,820,658.73, 7,225,904.16 and 1,581,350.53 is: 2,370,358.08
Step by Step Solution
- Step 1: Write the proportion equation
4,820,658.73 : 7,225,904.16 = 1,581,350.53 : x - Step 2: Convert to fraction form
4,820,658.73/7,225,904.16 = 1,581,350.53/x - Step 3: Cross multiply
4,820,658.73x = 7,225,904.16 × 1,581,350.53 - Step 4: Simplify right side
4,820,658.73x = 11,426,687,373,145.21 - Step 5: Solve for x
x = 11,426,687,373,145.21/4,820,658.73 - Step 6: Final answer
x = 2,370,358.08
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1.5x scale
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.