Finding the Fourth Proportional to 1,214,203.76, 1,676,168.16 and 704,808.08
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Solution
The fourth proportional to 1,214,203.76, 1,676,168.16 and 704,808.08 is: 972,964.26
Step by Step Solution
- Step 1: Write the proportion equation
1,214,203.76 : 1,676,168.16 = 704,808.08 : x - Step 2: Convert to fraction form
1,214,203.76/1,676,168.16 = 704,808.08/x - Step 3: Cross multiply
1,214,203.76x = 1,676,168.16 × 704,808.08 - Step 4: Simplify right side
1,214,203.76x = 1,181,376,862,606.73 - Step 5: Solve for x
x = 1,181,376,862,606.73/1,214,203.76 - Step 6: Final answer
x = 972,964.26
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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.