Finding the Fourth Proportional to 2,625,636.17, 3,938,104.28 and 732,219.05
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Solution
The fourth proportional to 2,625,636.17, 3,938,104.28 and 732,219.05 is: 1,098,230.98
Step by Step Solution
- Step 1: Write the proportion equation
2,625,636.17 : 3,938,104.28 = 732,219.05 : x - Step 2: Convert to fraction form
2,625,636.17/3,938,104.28 = 732,219.05/x - Step 3: Cross multiply
2,625,636.17x = 3,938,104.28 × 732,219.05 - Step 4: Simplify right side
2,625,636.17x = 2,883,554,971,041.44 - Step 5: Solve for x
x = 2,883,554,971,041.44/2,625,636.17 - Step 6: Final answer
x = 1,098,230.98
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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.