Finding the Fourth Proportional to 3,713,410.11, 5,571,432.99 and 1,663,909.53
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Solution
The fourth proportional to 3,713,410.11, 5,571,432.99 and 1,663,909.53 is: 2,496,454.79
Step by Step Solution
- Step 1: Write the proportion equation
3,713,410.11 : 5,571,432.99 = 1,663,909.53 : x - Step 2: Convert to fraction form
3,713,410.11/5,571,432.99 = 1,663,909.53/x - Step 3: Cross multiply
3,713,410.11x = 5,571,432.99 × 1,663,909.53 - Step 4: Simplify right side
3,713,410.11x = 9,270,360,447,817.40 - Step 5: Solve for x
x = 9,270,360,447,817.40/3,713,410.11 - Step 6: Final answer
x = 2,496,454.79
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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.