Finding the Fourth Proportional to 2,508,699.58, 3,461,182.00 and 1,405,969.76
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Solution
The fourth proportional to 2,508,699.58, 3,461,182.00 and 1,405,969.76 is: 1,939,776.79
Step by Step Solution
- Step 1: Write the proportion equation
2,508,699.58 : 3,461,182.00 = 1,405,969.76 : x - Step 2: Convert to fraction form
2,508,699.58/3,461,182.00 = 1,405,969.76/x - Step 3: Cross multiply
2,508,699.58x = 3,461,182.00 × 1,405,969.76 - Step 4: Simplify right side
2,508,699.58x = 4,866,317,221,450.05 - Step 5: Solve for x
x = 4,866,317,221,450.05/2,508,699.58 - Step 6: Final answer
x = 1,939,776.79
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1.5x scale
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.