Finding the Fourth Proportional to 2,101,195.56, 3,147,266.23 and 1,423,559.08
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Solution
The fourth proportional to 2,101,195.56, 3,147,266.23 and 1,423,559.08 is: 2,132,271.50
Step by Step Solution
- Step 1: Write the proportion equation
2,101,195.56 : 3,147,266.23 = 1,423,559.08 : x - Step 2: Convert to fraction form
2,101,195.56/3,147,266.23 = 1,423,559.08/x - Step 3: Cross multiply
2,101,195.56x = 3,147,266.23 × 1,423,559.08 - Step 4: Simplify right side
2,101,195.56x = 4,480,319,418,893.87 - Step 5: Solve for x
x = 4,480,319,418,893.87/2,101,195.56 - Step 6: Final answer
x = 2,132,271.50
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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.