Finding the Fourth Proportional to 2,210,301.15, 3,316,457.75 and 1,072,448.79
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Solution
The fourth proportional to 2,210,301.15, 3,316,457.75 and 1,072,448.79 is: 1,609,161.31
Step by Step Solution
- Step 1: Write the proportion equation
2,210,301.15 : 3,316,457.75 = 1,072,448.79 : x - Step 2: Convert to fraction form
2,210,301.15/3,316,457.75 = 1,072,448.79/x - Step 3: Cross multiply
2,210,301.15x = 3,316,457.75 × 1,072,448.79 - Step 4: Simplify right side
2,210,301.15x = 3,556,731,095,711.38 - Step 5: Solve for x
x = 3,556,731,095,711.38/2,210,301.15 - Step 6: Final answer
x = 1,609,161.31
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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.