Finding the Fourth Proportional to 1,133,203.14, 1,565,224.62 and 822,610.02
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Solution
The fourth proportional to 1,133,203.14, 1,565,224.62 and 822,610.02 is: 1,136,221.22
Step by Step Solution
- Step 1: Write the proportion equation
1,133,203.14 : 1,565,224.62 = 822,610.02 : x - Step 2: Convert to fraction form
1,133,203.14/1,565,224.62 = 822,610.02/x - Step 3: Cross multiply
1,133,203.14x = 1,565,224.62 × 822,610.02 - Step 4: Simplify right side
1,133,203.14x = 1,287,569,455,962.69 - Step 5: Solve for x
x = 1,287,569,455,962.69/1,133,203.14 - Step 6: Final answer
x = 1,136,221.22
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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.