Finding the Fourth Proportional to 1,615,010.56, 2,228,014.33 and 961,269.99
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Solution
The fourth proportional to 1,615,010.56, 2,228,014.33 and 961,269.99 is: 1,326,135.79
Step by Step Solution
- Step 1: Write the proportion equation
1,615,010.56 : 2,228,014.33 = 961,269.99 : x - Step 2: Convert to fraction form
1,615,010.56/2,228,014.33 = 961,269.99/x - Step 3: Cross multiply
1,615,010.56x = 2,228,014.33 × 961,269.99 - Step 4: Simplify right side
1,615,010.56x = 2,141,723,312,718.96 - Step 5: Solve for x
x = 2,141,723,312,718.96/1,615,010.56 - Step 6: Final answer
x = 1,326,135.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.