Finding the Fourth Proportional to 4,389,785.80, 6,595,737.90 and 2,793,113.80
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Solution
The fourth proportional to 4,389,785.80, 6,595,737.90 and 2,793,113.80 is: 4,196,707.40
Step by Step Solution
- Step 1: Write the proportion equation
4,389,785.80 : 6,595,737.90 = 2,793,113.80 : x - Step 2: Convert to fraction form
4,389,785.80/6,595,737.90 = 2,793,113.80/x - Step 3: Cross multiply
4,389,785.80x = 6,595,737.90 × 2,793,113.80 - Step 4: Simplify right side
4,389,785.80x = 18,422,646,549,673.02 - Step 5: Solve for x
x = 18,422,646,549,673.02/4,389,785.80 - Step 6: Final answer
x = 4,196,707.40
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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.