Finding the Fourth Proportional to 3,655,099.09, 5,482,830.08 and 959,432.05
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Solution
The fourth proportional to 3,655,099.09, 5,482,830.08 and 959,432.05 is: 1,439,195.70
Step by Step Solution
- Step 1: Write the proportion equation
3,655,099.09 : 5,482,830.08 = 959,432.05 : x - Step 2: Convert to fraction form
3,655,099.09/5,482,830.08 = 959,432.05/x - Step 3: Cross multiply
3,655,099.09x = 5,482,830.08 × 959,432.05 - Step 4: Simplify right side
3,655,099.09x = 5,260,402,898,658.90 - Step 5: Solve for x
x = 5,260,402,898,658.90/3,655,099.09 - Step 6: Final answer
x = 1,439,195.70
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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.