Finding the Fourth Proportional to 1,812,325.68, 2,501,389.98 and 1,149,608.88
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Solution
The fourth proportional to 1,812,325.68, 2,501,389.98 and 1,149,608.88 is: 1,586,701.64
Step by Step Solution
- Step 1: Write the proportion equation
1,812,325.68 : 2,501,389.98 = 1,149,608.88 : x - Step 2: Convert to fraction form
1,812,325.68/2,501,389.98 = 1,149,608.88/x - Step 3: Cross multiply
1,812,325.68x = 2,501,389.98 × 1,149,608.88 - Step 4: Simplify right side
1,812,325.68x = 2,875,620,133,351.02 - Step 5: Solve for x
x = 2,875,620,133,351.02/1,812,325.68 - Step 6: Final answer
x = 1,586,701.64
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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.