Finding the Fourth Proportional to 1,809,855.18, 2,496,676.32 and 1,155,793.68
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Solution
The fourth proportional to 1,809,855.18, 2,496,676.32 and 1,155,793.68 is: 1,594,405.31
Step by Step Solution
- Step 1: Write the proportion equation
1,809,855.18 : 2,496,676.32 = 1,155,793.68 : x - Step 2: Convert to fraction form
1,809,855.18/2,496,676.32 = 1,155,793.68/x - Step 3: Cross multiply
1,809,855.18x = 2,496,676.32 × 1,155,793.68 - Step 4: Simplify right side
1,809,855.18x = 2,885,642,711,661.66 - Step 5: Solve for x
x = 2,885,642,711,661.66/1,809,855.18 - Step 6: Final answer
x = 1,594,405.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.