Finding the Fourth Proportional to 2,201,028.90, 3,302,281.92 and 853,235.46
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Solution
The fourth proportional to 2,201,028.90, 3,302,281.92 and 853,235.46 is: 1,280,139.50
Step by Step Solution
- Step 1: Write the proportion equation
2,201,028.90 : 3,302,281.92 = 853,235.46 : x - Step 2: Convert to fraction form
2,201,028.90/3,302,281.92 = 853,235.46/x - Step 3: Cross multiply
2,201,028.90x = 3,302,281.92 × 853,235.46 - Step 4: Simplify right side
2,201,028.90x = 2,817,624,033,060.88 - Step 5: Solve for x
x = 2,817,624,033,060.88/2,201,028.90 - Step 6: Final answer
x = 1,280,139.50
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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.