Finding the Fourth Proportional to 1,154,368.80, 1,592,563.16 and 767,371.36
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Solution
The fourth proportional to 1,154,368.80, 1,592,563.16 and 767,371.36 is: 1,058,662.84
Step by Step Solution
- Step 1: Write the proportion equation
1,154,368.80 : 1,592,563.16 = 767,371.36 : x - Step 2: Convert to fraction form
1,154,368.80/1,592,563.16 = 767,371.36/x - Step 3: Cross multiply
1,154,368.80x = 1,592,563.16 × 767,371.36 - Step 4: Simplify right side
1,154,368.80x = 1,222,087,357,975.10 - Step 5: Solve for x
x = 1,222,087,357,975.10/1,154,368.80 - Step 6: Final answer
x = 1,058,662.84
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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.