Finding the Fourth Proportional to 1,480,209.62, 2,220,523.95 and 455,624.42
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Solution
The fourth proportional to 1,480,209.62, 2,220,523.95 and 455,624.42 is: 683,501.12
Step by Step Solution
- Step 1: Write the proportion equation
1,480,209.62 : 2,220,523.95 = 455,624.42 : x - Step 2: Convert to fraction form
1,480,209.62/2,220,523.95 = 455,624.42/x - Step 3: Cross multiply
1,480,209.62x = 2,220,523.95 × 455,624.42 - Step 4: Simplify right side
1,480,209.62x = 1,011,724,936,814.86 - Step 5: Solve for x
x = 1,011,724,936,814.86/1,480,209.62 - Step 6: Final answer
x = 683,501.12
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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.