Finding the Fourth Proportional to 1,251,995.94, 1,726,036.29 and 838,371.06
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Solution
The fourth proportional to 1,251,995.94, 1,726,036.29 and 838,371.06 is: 1,155,801.57
Step by Step Solution
- Step 1: Write the proportion equation
1,251,995.94 : 1,726,036.29 = 838,371.06 : x - Step 2: Convert to fraction form
1,251,995.94/1,726,036.29 = 838,371.06/x - Step 3: Cross multiply
1,251,995.94x = 1,726,036.29 × 838,371.06 - Step 4: Simplify right side
1,251,995.94x = 1,447,058,874,045.77 - Step 5: Solve for x
x = 1,447,058,874,045.77/1,251,995.94 - Step 6: Final answer
x = 1,155,801.57
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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.