Finding the Fourth Proportional to 1,498,716.54, 2,068,227.36 and 810,386.75
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Solution
The fourth proportional to 1,498,716.54, 2,068,227.36 and 810,386.75 is: 1,118,332.92
Step by Step Solution
- Step 1: Write the proportion equation
1,498,716.54 : 2,068,227.36 = 810,386.75 : x - Step 2: Convert to fraction form
1,498,716.54/2,068,227.36 = 810,386.75/x - Step 3: Cross multiply
1,498,716.54x = 2,068,227.36 × 810,386.75 - Step 4: Simplify right side
1,498,716.54x = 1,676,064,050,164.37 - Step 5: Solve for x
x = 1,676,064,050,164.37/1,498,716.54 - Step 6: Final answer
x = 1,118,332.92
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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.