Finding the Fourth Proportional to 3,865,852.84, 5,337,545.70 and 2,416,199.80
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Solution
The fourth proportional to 3,865,852.84, 5,337,545.70 and 2,416,199.80 is: 3,336,023.74
Step by Step Solution
- Step 1: Write the proportion equation
3,865,852.84 : 5,337,545.70 = 2,416,199.80 : x - Step 2: Convert to fraction form
3,865,852.84/5,337,545.70 = 2,416,199.80/x - Step 3: Cross multiply
3,865,852.84x = 5,337,545.70 × 2,416,199.80 - Step 4: Simplify right side
3,865,852.84x = 12,896,576,852,830.86 - Step 5: Solve for x
x = 12,896,576,852,830.86/3,865,852.84 - Step 6: Final answer
x = 3,336,023.74
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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.