Finding the Fourth Proportional to 1,363,214.22, 1,881,317.79 and 751,366.14
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Solution
The fourth proportional to 1,363,214.22, 1,881,317.79 and 751,366.14 is: 1,036,930.56
Step by Step Solution
- Step 1: Write the proportion equation
1,363,214.22 : 1,881,317.79 = 751,366.14 : x - Step 2: Convert to fraction form
1,363,214.22/1,881,317.79 = 751,366.14/x - Step 3: Cross multiply
1,363,214.22x = 1,881,317.79 × 751,366.14 - Step 4: Simplify right side
1,363,214.22x = 1,413,558,485,985.63 - Step 5: Solve for x
x = 1,413,558,485,985.63/1,363,214.22 - Step 6: Final answer
x = 1,036,930.56
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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.