Finding the Fourth Proportional to 2,587,188.48, 3,570,322.08 and 1,441,271.68
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Solution
The fourth proportional to 2,587,188.48, 3,570,322.08 and 1,441,271.68 is: 1,988,956.02
Step by Step Solution
- Step 1: Write the proportion equation
2,587,188.48 : 3,570,322.08 = 1,441,271.68 : x - Step 2: Convert to fraction form
2,587,188.48/3,570,322.08 = 1,441,271.68/x - Step 3: Cross multiply
2,587,188.48x = 3,570,322.08 × 1,441,271.68 - Step 4: Simplify right side
2,587,188.48x = 5,145,804,102,382.69 - Step 5: Solve for x
x = 5,145,804,102,382.69/2,587,188.48 - Step 6: Final answer
x = 1,988,956.02
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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.