Finding the Fourth Proportional to 1,700,163.75, 2,346,225.74 and 936,215.43
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Solution
The fourth proportional to 1,700,163.75, 2,346,225.74 and 936,215.43 is: 1,291,977.16
Step by Step Solution
- Step 1: Write the proportion equation
1,700,163.75 : 2,346,225.74 = 936,215.43 : x - Step 2: Convert to fraction form
1,700,163.75/2,346,225.74 = 936,215.43/x - Step 3: Cross multiply
1,700,163.75x = 2,346,225.74 × 936,215.43 - Step 4: Simplify right side
1,700,163.75x = 2,196,572,728,320.04 - Step 5: Solve for x
x = 2,196,572,728,320.04/1,700,163.75 - Step 6: Final answer
x = 1,291,977.16
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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.