Finding the Fourth Proportional to 5,605,271.44, 8,407,907.26 and 1,345,439.68
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Solution
The fourth proportional to 5,605,271.44, 8,407,907.26 and 1,345,439.68 is: 2,018,159.54
Step by Step Solution
- Step 1: Write the proportion equation
5,605,271.44 : 8,407,907.26 = 1,345,439.68 : x - Step 2: Convert to fraction form
5,605,271.44/8,407,907.26 = 1,345,439.68/x - Step 3: Cross multiply
5,605,271.44x = 8,407,907.26 × 1,345,439.68 - Step 4: Simplify right side
5,605,271.44x = 11,312,332,053,364.08 - Step 5: Solve for x
x = 11,312,332,053,364.08/5,605,271.44 - Step 6: Final answer
x = 2,018,159.54
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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.