Finding the Fourth Proportional to 5,806,051.20, 8,698,579.20 and 4,966,243.20
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Solution
The fourth proportional to 5,806,051.20, 8,698,579.20 and 4,966,243.20 is: 7,440,385.61
Step by Step Solution
- Step 1: Write the proportion equation
5,806,051.20 : 8,698,579.20 = 4,966,243.20 : x - Step 2: Convert to fraction form
5,806,051.20/8,698,579.20 = 4,966,243.20/x - Step 3: Cross multiply
5,806,051.20x = 8,698,579.20 × 4,966,243.20 - Step 4: Simplify right side
5,806,051.20x = 43,199,259,801,661.44 - Step 5: Solve for x
x = 43,199,259,801,661.44/5,806,051.20 - Step 6: Final answer
x = 7,440,385.61
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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.