Finding the Fourth Proportional to 1,812,804.70, 2,719,207.74 and 464,967.34
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Solution
The fourth proportional to 1,812,804.70, 2,719,207.74 and 464,967.34 is: 697,451.19
Step by Step Solution
- Step 1: Write the proportion equation
1,812,804.70 : 2,719,207.74 = 464,967.34 : x - Step 2: Convert to fraction form
1,812,804.70/2,719,207.74 = 464,967.34/x - Step 3: Cross multiply
1,812,804.70x = 2,719,207.74 × 464,967.34 - Step 4: Simplify right side
1,812,804.70x = 1,264,342,789,775.21 - Step 5: Solve for x
x = 1,264,342,789,775.21/1,812,804.70 - Step 6: Final answer
x = 697,451.19
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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.