Finding the Fourth Proportional to 1,348,664.68, 2,023,992.48 and 638,691.58
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Solution
The fourth proportional to 1,348,664.68, 2,023,992.48 and 638,691.58 is: 958,508.79
Step by Step Solution
- Step 1: Write the proportion equation
1,348,664.68 : 2,023,992.48 = 638,691.58 : x - Step 2: Convert to fraction form
1,348,664.68/2,023,992.48 = 638,691.58/x - Step 3: Cross multiply
1,348,664.68x = 2,023,992.48 × 638,691.58 - Step 4: Simplify right side
1,348,664.68x = 1,292,706,954,959.32 - Step 5: Solve for x
x = 1,292,706,954,959.32/1,348,664.68 - Step 6: Final answer
x = 958,508.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.