Finding the Fourth Proportional to 2,415,918.39, 3,615,991.98 and 1,776,052.72
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Solution
The fourth proportional to 2,415,918.39, 3,615,991.98 and 1,776,052.72 is: 2,658,282.01
Step by Step Solution
- Step 1: Write the proportion equation
2,415,918.39 : 3,615,991.98 = 1,776,052.72 : x - Step 2: Convert to fraction form
2,415,918.39/3,615,991.98 = 1,776,052.72/x - Step 3: Cross multiply
2,415,918.39x = 3,615,991.98 × 1,776,052.72 - Step 4: Simplify right side
2,415,918.39x = 6,422,192,391,577.19 - Step 5: Solve for x
x = 6,422,192,391,577.19/2,415,918.39 - Step 6: Final answer
x = 2,658,282.01
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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.