Finding the Fourth Proportional to 5,681,040.96, 8,518,623.84 and 2,085,885.12
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Solution
The fourth proportional to 5,681,040.96, 8,518,623.84 and 2,085,885.12 is: 3,127,749.09
Step by Step Solution
- Step 1: Write the proportion equation
5,681,040.96 : 8,518,623.84 = 2,085,885.12 : x - Step 2: Convert to fraction form
5,681,040.96/8,518,623.84 = 2,085,885.12/x - Step 3: Cross multiply
5,681,040.96x = 8,518,623.84 × 2,085,885.12 - Step 4: Simplify right side
5,681,040.96x = 17,768,870,710,733.26 - Step 5: Solve for x
x = 17,768,870,710,733.26/5,681,040.96 - Step 6: Final answer
x = 3,127,749.09
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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.