Finding the Fourth Proportional to 1,716,510.92, 2,572,971.62 and 578,880.09
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Solution
The fourth proportional to 1,716,510.92, 2,572,971.62 and 578,880.09 is: 867,714.87
Step by Step Solution
- Step 1: Write the proportion equation
1,716,510.92 : 2,572,971.62 = 578,880.09 : x - Step 2: Convert to fraction form
1,716,510.92/2,572,971.62 = 578,880.09/x - Step 3: Cross multiply
1,716,510.92x = 2,572,971.62 × 578,880.09 - Step 4: Simplify right side
1,716,510.92x = 1,489,442,040,058.65 - Step 5: Solve for x
x = 1,489,442,040,058.65/1,716,510.92 - Step 6: Final answer
x = 867,714.87
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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.