Finding the Fourth Proportional to 1,675,502.36, 2,312,125.86 and 911,559.08
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Solution
The fourth proportional to 1,675,502.36, 2,312,125.86 and 911,559.08 is: 1,257,914.86
Step by Step Solution
- Step 1: Write the proportion equation
1,675,502.36 : 2,312,125.86 = 911,559.08 : x - Step 2: Convert to fraction form
1,675,502.36/2,312,125.86 = 911,559.08/x - Step 3: Cross multiply
1,675,502.36x = 2,312,125.86 × 911,559.08 - Step 4: Simplify right side
1,675,502.36x = 2,107,639,321,785.81 - Step 5: Solve for x
x = 2,107,639,321,785.81/1,675,502.36 - Step 6: Final answer
x = 1,257,914.86
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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.