Finding the Fourth Proportional to 1,850,939.34, 2,775,287.70 and 1,210,470.01
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Solution
The fourth proportional to 1,850,939.34, 2,775,287.70 and 1,210,470.01 is: 1,814,971.70
Step by Step Solution
- Step 1: Write the proportion equation
1,850,939.34 : 2,775,287.70 = 1,210,470.01 : x - Step 2: Convert to fraction form
1,850,939.34/2,775,287.70 = 1,210,470.01/x - Step 3: Cross multiply
1,850,939.34x = 2,775,287.70 × 1,210,470.01 - Step 4: Simplify right side
1,850,939.34x = 3,359,402,516,095.44 - Step 5: Solve for x
x = 3,359,402,516,095.44/1,850,939.34 - Step 6: Final answer
x = 1,814,971.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.