Finding the Fourth Proportional to 5,168,529.36, 7,753,901.67 and 1,574,585.82
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Solution
The fourth proportional to 5,168,529.36, 7,753,901.67 and 1,574,585.82 is: 2,362,216.17
Step by Step Solution
- Step 1: Write the proportion equation
5,168,529.36 : 7,753,901.67 = 1,574,585.82 : x - Step 2: Convert to fraction form
5,168,529.36/7,753,901.67 = 1,574,585.82/x - Step 3: Cross multiply
5,168,529.36x = 7,753,901.67 × 1,574,585.82 - Step 4: Simplify right side
5,168,529.36x = 12,209,183,619,256.32 - Step 5: Solve for x
x = 12,209,183,619,256.32/5,168,529.36 - Step 6: Final answer
x = 2,362,216.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.