Finding the Fourth Proportional to 1,196,769.12, 1,795,252.32 and 861,370.80
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Solution
The fourth proportional to 1,196,769.12, 1,795,252.32 and 861,370.80 is: 1,292,127.20
Step by Step Solution
- Step 1: Write the proportion equation
1,196,769.12 : 1,795,252.32 = 861,370.80 : x - Step 2: Convert to fraction form
1,196,769.12/1,795,252.32 = 861,370.80/x - Step 3: Cross multiply
1,196,769.12x = 1,795,252.32 × 861,370.80 - Step 4: Simplify right side
1,196,769.12x = 1,546,377,927,080.26 - Step 5: Solve for x
x = 1,546,377,927,080.26/1,196,769.12 - Step 6: Final answer
x = 1,292,127.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.