Finding the Fourth Proportional to 5,920,649.57, 8,865,006.73 and 3,866,220.95
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Solution
The fourth proportional to 5,920,649.57, 8,865,006.73 and 3,866,220.95 is: 5,788,904.46
Step by Step Solution
- Step 1: Write the proportion equation
5,920,649.57 : 8,865,006.73 = 3,866,220.95 : x - Step 2: Convert to fraction form
5,920,649.57/8,865,006.73 = 3,866,220.95/x - Step 3: Cross multiply
5,920,649.57x = 8,865,006.73 × 3,866,220.95 - Step 4: Simplify right side
5,920,649.57x = 34,274,074,687,426.40 - Step 5: Solve for x
x = 34,274,074,687,426.40/5,920,649.57 - Step 6: Final answer
x = 5,788,904.46
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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.