Finding the Fourth Proportional to 2,497,352.06, 3,446,348.90 and 1,351,432.42
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Solution
The fourth proportional to 2,497,352.06, 3,446,348.90 and 1,351,432.42 is: 1,864,978.39
Step by Step Solution
- Step 1: Write the proportion equation
2,497,352.06 : 3,446,348.90 = 1,351,432.42 : x - Step 2: Convert to fraction form
2,497,352.06/3,446,348.90 = 1,351,432.42/x - Step 3: Cross multiply
2,497,352.06x = 3,446,348.90 × 1,351,432.42 - Step 4: Simplify right side
2,497,352.06x = 4,657,507,618,718.30 - Step 5: Solve for x
x = 4,657,507,618,718.30/2,497,352.06 - Step 6: Final answer
x = 1,864,978.39
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1.5x scale
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.