Finding the Fourth Proportional to 1,286,374.36, 1,775,305.56 and 713,599
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Solution
The fourth proportional to 1,286,374.36, 1,775,305.56 and 713,599 is: 984,827.05
Step by Step Solution
- Step 1: Write the proportion equation
1,286,374.36 : 1,775,305.56 = 713,599 : x - Step 2: Convert to fraction form
1,286,374.36/1,775,305.56 = 713,599/x - Step 3: Cross multiply
1,286,374.36x = 1,775,305.56 × 713,599 - Step 4: Simplify right side
1,286,374.36x = 1,266,856,272,310.44 - Step 5: Solve for x
x = 1,266,856,272,310.44/1,286,374.36 - Step 6: Final answer
x = 984,827.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.