Finding the Fourth Proportional to 5,598,407.16, 8,398,943.26 and 1,811,890.04
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Solution
The fourth proportional to 5,598,407.16, 8,398,943.26 and 1,811,890.04 is: 2,718,266.32
Step by Step Solution
- Step 1: Write the proportion equation
5,598,407.16 : 8,398,943.26 = 1,811,890.04 : x - Step 2: Convert to fraction form
5,598,407.16/8,398,943.26 = 1,811,890.04/x - Step 3: Cross multiply
5,598,407.16x = 8,398,943.26 × 1,811,890.04 - Step 4: Simplify right side
5,598,407.16x = 15,217,961,639,319.13 - Step 5: Solve for x
x = 15,217,961,639,319.13/5,598,407.16 - Step 6: Final answer
x = 2,718,266.32
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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.