Finding the Fourth Proportional to 1,675,159.08, 2,311,709.04 and 911,215.68
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Solution
The fourth proportional to 1,675,159.08, 2,311,709.04 and 911,215.68 is: 1,257,471.93
Step by Step Solution
- Step 1: Write the proportion equation
1,675,159.08 : 2,311,709.04 = 911,215.68 : x - Step 2: Convert to fraction form
1,675,159.08/2,311,709.04 = 911,215.68/x - Step 3: Cross multiply
1,675,159.08x = 2,311,709.04 × 911,215.68 - Step 4: Simplify right side
1,675,159.08x = 2,106,465,524,845.75 - Step 5: Solve for x
x = 2,106,465,524,845.75/1,675,159.08 - Step 6: Final answer
x = 1,257,471.93
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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.