Finding the Fourth Proportional to 3,416,107.68, 4,714,323.84 and 1,888,313.04
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Solution
The fourth proportional to 3,416,107.68, 4,714,323.84 and 1,888,313.04 is: 2,605,924.64
Step by Step Solution
- Step 1: Write the proportion equation
3,416,107.68 : 4,714,323.84 = 1,888,313.04 : x - Step 2: Convert to fraction form
3,416,107.68/4,714,323.84 = 1,888,313.04/x - Step 3: Cross multiply
3,416,107.68x = 4,714,323.84 × 1,888,313.04 - Step 4: Simplify right side
3,416,107.68x = 8,902,119,181,854.87 - Step 5: Solve for x
x = 8,902,119,181,854.87/3,416,107.68 - Step 6: Final answer
x = 2,605,924.64
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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.