Finding the Fourth Proportional to 1,317,246.42, 1,817,801.94 and 713,634.42
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Solution
The fourth proportional to 1,317,246.42, 1,817,801.94 and 713,634.42 is: 984,816.52
Step by Step Solution
- Step 1: Write the proportion equation
1,317,246.42 : 1,817,801.94 = 713,634.42 : x - Step 2: Convert to fraction form
1,317,246.42/1,817,801.94 = 713,634.42/x - Step 3: Cross multiply
1,317,246.42x = 1,817,801.94 × 713,634.42 - Step 4: Simplify right side
1,317,246.42x = 1,297,246,033,126.77 - Step 5: Solve for x
x = 1,297,246,033,126.77/1,317,246.42 - Step 6: Final answer
x = 984,816.52
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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.