Finding the Fourth Proportional to 1,467,977.70, 2,201,966.55 and 1,281,353.70
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Solution
The fourth proportional to 1,467,977.70, 2,201,966.55 and 1,281,353.70 is: 1,922,030.55
Step by Step Solution
- Step 1: Write the proportion equation
1,467,977.70 : 2,201,966.55 = 1,281,353.70 : x - Step 2: Convert to fraction form
1,467,977.70/2,201,966.55 = 1,281,353.70/x - Step 3: Cross multiply
1,467,977.70x = 2,201,966.55 × 1,281,353.70 - Step 4: Simplify right side
1,467,977.70x = 2,821,497,986,118.74 - Step 5: Solve for x
x = 2,821,497,986,118.74/1,467,977.70 - Step 6: Final answer
x = 1,922,030.55
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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.