Finding the Fourth Proportional to 2,670,855.84, 4,010,285.97 and 2,312,133.03
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Solution
The fourth proportional to 2,670,855.84, 4,010,285.97 and 2,312,133.03 is: 3,471,664.22
Step by Step Solution
- Step 1: Write the proportion equation
2,670,855.84 : 4,010,285.97 = 2,312,133.03 : x - Step 2: Convert to fraction form
2,670,855.84/4,010,285.97 = 2,312,133.03/x - Step 3: Cross multiply
2,670,855.84x = 4,010,285.97 × 2,312,133.03 - Step 4: Simplify right side
2,670,855.84x = 9,272,314,650,982.59 - Step 5: Solve for x
x = 9,272,314,650,982.59/2,670,855.84 - Step 6: Final answer
x = 3,471,664.22
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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.