Finding the Fourth Proportional to 3,531,128.63, 5,296,742.14 and 1,006,783.88
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Solution
The fourth proportional to 3,531,128.63, 5,296,742.14 and 1,006,783.88 is: 1,510,189.84
Step by Step Solution
- Step 1: Write the proportion equation
3,531,128.63 : 5,296,742.14 = 1,006,783.88 : x - Step 2: Convert to fraction form
3,531,128.63/5,296,742.14 = 1,006,783.88/x - Step 3: Cross multiply
3,531,128.63x = 5,296,742.14 × 1,006,783.88 - Step 4: Simplify right side
3,531,128.63x = 5,332,674,574,068.03 - Step 5: Solve for x
x = 5,332,674,574,068.03/3,531,128.63 - Step 6: Final answer
x = 1,510,189.84
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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.