Finding the Fourth Proportional to 1,675,121.74, 2,312,078.56 and 950,393.66
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Solution
The fourth proportional to 1,675,121.74, 2,312,078.56 and 950,393.66 is: 1,311,776.18
Step by Step Solution
- Step 1: Write the proportion equation
1,675,121.74 : 2,312,078.56 = 950,393.66 : x - Step 2: Convert to fraction form
1,675,121.74/2,312,078.56 = 950,393.66/x - Step 3: Cross multiply
1,675,121.74x = 2,312,078.56 × 950,393.66 - Step 4: Simplify right side
1,675,121.74x = 2,197,384,804,845.93 - Step 5: Solve for x
x = 2,197,384,804,845.93/1,675,121.74 - Step 6: Final answer
x = 1,311,776.18
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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.