Finding the Fourth Proportional to 2,629,262.03, 3,945,281.58 and 1,865,693.70
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Solution
The fourth proportional to 2,629,262.03, 3,945,281.58 and 1,865,693.70 is: 2,799,525.84
Step by Step Solution
- Step 1: Write the proportion equation
2,629,262.03 : 3,945,281.58 = 1,865,693.70 : x - Step 2: Convert to fraction form
2,629,262.03/3,945,281.58 = 1,865,693.70/x - Step 3: Cross multiply
2,629,262.03x = 3,945,281.58 × 1,865,693.70 - Step 4: Simplify right side
2,629,262.03x = 7,360,686,988,532.05 - Step 5: Solve for x
x = 7,360,686,988,532.05/2,629,262.03 - Step 6: Final answer
x = 2,799,525.84
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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.