Finding the Fourth Proportional to 1,570,910.36, 2,167,728.08 and 882,544.82
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Solution
The fourth proportional to 1,570,910.36, 2,167,728.08 and 882,544.82 is: 1,217,839.81
Step by Step Solution
- Step 1: Write the proportion equation
1,570,910.36 : 2,167,728.08 = 882,544.82 : x - Step 2: Convert to fraction form
1,570,910.36/2,167,728.08 = 882,544.82/x - Step 3: Cross multiply
1,570,910.36x = 2,167,728.08 × 882,544.82 - Step 4: Simplify right side
1,570,910.36x = 1,913,117,172,921.18 - Step 5: Solve for x
x = 1,913,117,172,921.18/1,570,910.36 - Step 6: Final answer
x = 1,217,839.81
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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.