Finding the Fourth Proportional to 3,925,775.04, 5,417,854.74 and 2,398,170.12
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Solution
The fourth proportional to 3,925,775.04, 5,417,854.74 and 2,398,170.12 is: 3,309,648.98
Step by Step Solution
- Step 1: Write the proportion equation
3,925,775.04 : 5,417,854.74 = 2,398,170.12 : x - Step 2: Convert to fraction form
3,925,775.04/5,417,854.74 = 2,398,170.12/x - Step 3: Cross multiply
3,925,775.04x = 5,417,854.74 × 2,398,170.12 - Step 4: Simplify right side
3,925,775.04x = 12,992,937,351,968.37 - Step 5: Solve for x
x = 12,992,937,351,968.37/3,925,775.04 - Step 6: Final answer
x = 3,309,648.98
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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.