Finding the Fourth Proportional to 5,756,269.36, 8,634,285.47 and 1,918,370.49
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Solution
The fourth proportional to 5,756,269.36, 8,634,285.47 and 1,918,370.49 is: 2,877,516.22
Step by Step Solution
- Step 1: Write the proportion equation
5,756,269.36 : 8,634,285.47 = 1,918,370.49 : x - Step 2: Convert to fraction form
5,756,269.36/8,634,285.47 = 1,918,370.49/x - Step 3: Cross multiply
5,756,269.36x = 8,634,285.47 × 1,918,370.49 - Step 4: Simplify right side
5,756,269.36x = 16,563,758,447,883.78 - Step 5: Solve for x
x = 16,563,758,447,883.78/5,756,269.36 - Step 6: Final answer
x = 2,877,516.22
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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.