Finding the Fourth Proportional to 4,680,713.59, 6,459,259.85 and 2,615,745.26
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Solution
The fourth proportional to 4,680,713.59, 6,459,259.85 and 2,615,745.26 is: 3,609,658.66
Step by Step Solution
- Step 1: Write the proportion equation
4,680,713.59 : 6,459,259.85 = 2,615,745.26 : x - Step 2: Convert to fraction form
4,680,713.59/6,459,259.85 = 2,615,745.26/x - Step 3: Cross multiply
4,680,713.59x = 6,459,259.85 × 2,615,745.26 - Step 4: Simplify right side
4,680,713.59x = 16,895,778,335,745.81 - Step 5: Solve for x
x = 16,895,778,335,745.81/4,680,713.59 - Step 6: Final answer
x = 3,609,658.66
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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.