Finding the Fourth Proportional to 1,368,308.70, 2,052,463.05 and 371,036.70
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Solution
The fourth proportional to 1,368,308.70, 2,052,463.05 and 371,036.70 is: 556,555.05
Step by Step Solution
- Step 1: Write the proportion equation
1,368,308.70 : 2,052,463.05 = 371,036.70 : x - Step 2: Convert to fraction form
1,368,308.70/2,052,463.05 = 371,036.70/x - Step 3: Cross multiply
1,368,308.70x = 2,052,463.05 × 371,036.70 - Step 4: Simplify right side
1,368,308.70x = 761,539,116,943.94 - Step 5: Solve for x
x = 761,539,116,943.94/1,368,308.70 - Step 6: Final answer
x = 556,555.05
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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.