Finding the Fourth Proportional to 5,756,536.08, 8,634,682.92 and 1,918,636.08
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Solution
The fourth proportional to 5,756,536.08, 8,634,682.92 and 1,918,636.08 is: 2,877,913.72
Step by Step Solution
- Step 1: Write the proportion equation
5,756,536.08 : 8,634,682.92 = 1,918,636.08 : x - Step 2: Convert to fraction form
5,756,536.08/8,634,682.92 = 1,918,636.08/x - Step 3: Cross multiply
5,756,536.08x = 8,634,682.92 × 1,918,636.08 - Step 4: Simplify right side
5,756,536.08x = 16,566,814,189,671.75 - Step 5: Solve for x
x = 16,566,814,189,671.75/5,756,536.08 - Step 6: Final answer
x = 2,877,913.72
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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.