Finding the Fourth Proportional to 2,720,197.99, 3,754,409.87 and 1,559,423.75
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Solution
The fourth proportional to 2,720,197.99, 3,754,409.87 and 1,559,423.75 is: 2,152,312.41
Step by Step Solution
- Step 1: Write the proportion equation
2,720,197.99 : 3,754,409.87 = 1,559,423.75 : x - Step 2: Convert to fraction form
2,720,197.99/3,754,409.87 = 1,559,423.75/x - Step 3: Cross multiply
2,720,197.99x = 3,754,409.87 × 1,559,423.75 - Step 4: Simplify right side
2,720,197.99x = 5,854,715,903,638.92 - Step 5: Solve for x
x = 5,854,715,903,638.92/2,720,197.99 - Step 6: Final answer
x = 2,152,312.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.