Finding the Fourth Proportional to 1,338,237.36, 1,846,718.16 and 726,377.19
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Solution
The fourth proportional to 1,338,237.36, 1,846,718.16 and 726,377.19 is: 1,002,373.71
Step by Step Solution
- Step 1: Write the proportion equation
1,338,237.36 : 1,846,718.16 = 726,377.19 : x - Step 2: Convert to fraction form
1,338,237.36/1,846,718.16 = 726,377.19/x - Step 3: Cross multiply
1,338,237.36x = 1,846,718.16 × 726,377.19 - Step 4: Simplify right side
1,338,237.36x = 1,341,413,947,782.77 - Step 5: Solve for x
x = 1,341,413,947,782.77/1,338,237.36 - Step 6: Final answer
x = 1,002,373.71
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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.