Finding the Fourth Proportional to 2,391,630.68, 3,298,584.12 and 1,532,271.44
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Solution
The fourth proportional to 2,391,630.68, 3,298,584.12 and 1,532,271.44 is: 2,113,338.94
Step by Step Solution
- Step 1: Write the proportion equation
2,391,630.68 : 3,298,584.12 = 1,532,271.44 : x - Step 2: Convert to fraction form
2,391,630.68/3,298,584.12 = 1,532,271.44/x - Step 3: Cross multiply
2,391,630.68x = 3,298,584.12 × 1,532,271.44 - Step 4: Simplify right side
2,391,630.68x = 5,054,326,239,513.53 - Step 5: Solve for x
x = 5,054,326,239,513.53/2,391,630.68 - Step 6: Final answer
x = 2,113,338.94
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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.