Finding the Fourth Proportional to 1,621,026.24, 2,237,230.08 and 1,567,793.97
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Solution
The fourth proportional to 1,621,026.24, 2,237,230.08 and 1,567,793.97 is: 2,163,762.52
Step by Step Solution
- Step 1: Write the proportion equation
1,621,026.24 : 2,237,230.08 = 1,567,793.97 : x - Step 2: Convert to fraction form
1,621,026.24/2,237,230.08 = 1,567,793.97/x - Step 3: Cross multiply
1,621,026.24x = 2,237,230.08 × 1,567,793.97 - Step 4: Simplify right side
1,621,026.24x = 3,507,515,828,926.62 - Step 5: Solve for x
x = 3,507,515,828,926.62/1,621,026.24 - Step 6: Final answer
x = 2,163,762.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.