Finding the Fourth Proportional to 1,518,222.80, 2,277,334.20 and 396,291.80
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Solution
The fourth proportional to 1,518,222.80, 2,277,334.20 and 396,291.80 is: 594,437.70
Step by Step Solution
- Step 1: Write the proportion equation
1,518,222.80 : 2,277,334.20 = 396,291.80 : x - Step 2: Convert to fraction form
1,518,222.80/2,277,334.20 = 396,291.80/x - Step 3: Cross multiply
1,518,222.80x = 2,277,334.20 × 396,291.80 - Step 4: Simplify right side
1,518,222.80x = 902,488,869,319.56 - Step 5: Solve for x
x = 902,488,869,319.56/1,518,222.80 - Step 6: Final answer
x = 594,437.70
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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.