Finding the Fourth Proportional to 907,793.10, 1,308,901.68 and 907,793.10
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Solution
The fourth proportional to 907,793.10, 1,308,901.68 and 907,793.10 is: 1,308,901.68
Step by Step Solution
- Step 1: Write the proportion equation
907,793.10 : 1,308,901.68 = 907,793.10 : x - Step 2: Convert to fraction form
907,793.10/1,308,901.68 = 907,793.10/x - Step 3: Cross multiply
907,793.10x = 1,308,901.68 × 907,793.10 - Step 4: Simplify right side
907,793.10x = 1,188,211,913,682.41 - Step 5: Solve for x
x = 1,188,211,913,682.41/907,793.10 - Step 6: Final answer
x = 1,308,901.68
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.