Finding the Fourth Proportional to 1,718,301.60, 2,580,206.40 and 1,366,243.20
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Solution
The fourth proportional to 1,718,301.60, 2,580,206.40 and 1,366,243.20 is: 2,051,554.54
Step by Step Solution
- Step 1: Write the proportion equation
1,718,301.60 : 2,580,206.40 = 1,366,243.20 : x - Step 2: Convert to fraction form
1,718,301.60/2,580,206.40 = 1,366,243.20/x - Step 3: Cross multiply
1,718,301.60x = 2,580,206.40 × 1,366,243.20 - Step 4: Simplify right side
1,718,301.60x = 3,525,189,448,596.48 - Step 5: Solve for x
x = 3,525,189,448,596.48/1,718,301.60 - Step 6: Final answer
x = 2,051,554.54
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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.