Finding the Fourth Proportional to 3,422,731.14, 5,126,715.99 and 3,221,510.13
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Solution
The fourth proportional to 3,422,731.14, 5,126,715.99 and 3,221,510.13 is: 4,825,318.38
Step by Step Solution
- Step 1: Write the proportion equation
3,422,731.14 : 5,126,715.99 = 3,221,510.13 : x - Step 2: Convert to fraction form
3,422,731.14/5,126,715.99 = 3,221,510.13/x - Step 3: Cross multiply
3,422,731.14x = 5,126,715.99 × 3,221,510.13 - Step 4: Simplify right side
3,422,731.14x = 16,515,767,495,417.98 - Step 5: Solve for x
x = 16,515,767,495,417.98/3,422,731.14 - Step 6: Final answer
x = 4,825,318.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.